Use this calculator to determine Watts (W), Volts (V), Amps (A), and Ohms (Ω). It's designed for DC power, voltage, current, and resistance calculations. Just input any …Wire diameter calculation. The n gauge wire diameter d n in millimeters (mm) is equal to 0.127mm times 92 raised to the power of 36 minus gauge number n, divided by 39: d n (mm) = 0.127 mm × 92 (36-n)/39 . 0.127mm is the diameter of gauge #36. Wire cross sectional area calculationThis calculation does not take into account rebates, discounts, or special tariff incentives such as Off Peak Tariff Ride (OPTR), Sunday Tariff Rider (STR) etc. 4. Service Tax (ST) at the rate of 8% will be charged in TNB electricity bills for Residential Customer with consumption more than 600 kWh effective from 1st March 2024.Welcome to CALCULATOR EDGE, an online FREE Engineering Calculators for Engineers and Students worldwide, Our website features more than few hundred calculators for …Compare loft insulation and cavity wall insulation with us to get up to four, free no-obligation quotes to compare prices and find the best deal for you. *£390 savings a year figure is for 1940's 3 bed semi-detached home with a ten-year-old gas boiler and a gas price of 3.73p/kWh, when cavity wall insulation and loft insulation are installed. Electricity cost calculation. The electricity cost per day in dollars is equal to the energy consumption E in kWh per day times the energy cost of 1 kWh in cents/kWh divided by 100 cents per dollar: Cost ($/day) = E(kWh/day) × Cost (cent/kWh) / 100 (cent/$) See also. Energy consumption calculator. How to save electricity. Our appliance and electronic energy use calculator allows you to estimate your annual energy use and cost to operate specific products. The wattage values provided are samples only; actual wattage of products varies depending on product age and features. Enter a wattage value for your own product for the most accurate estimate. Wattage and ...Basic Voltage, Current, Power and Resistance Formulas in AC and DC Circuits. Following are the electrical engineering formulas and equations for the basic quantities i.e. current, voltage, power, resistance and impedance in both …Room Cooler 250W. 0. Total load (W) *. Average running load (%) *. Our Power Consumption Calculator is easy to use & helps you know exact total load reqs for your property! Three steps & you're done. Try it now!Use this calculator to determine Watts (W), Volts (V), Amps (A), and Ohms (Ω). It's designed for DC power, voltage, current, and resistance calculations. Just input any …Calculate the power and energy consumed by an electrical system using voltage, current, resistance, or time. Learn the equations and formulas for Ohm's law and Joule's law, …Please specify the relay device settings and fault current to draw the time current curve and get the corresponding tripping time based on either IEC, IEEE, IAC or RI equations. Relay pickup current (A) Fault current (A) Time multiplier (TMS) / Time dial setting (TDS) Select curve equation. IEC Standard 60255.1-16 of 160 results for "electric calculator" Did you mean electronic calculator. Results. Casio HR-170RC Plus, Min-Desktop Printing Calculator (New Version of The HR-100TM) 4.6 out of 5 stars 3,771. 1K+ bought in past month. $30.94 $ 30. 94. List: $54.99 $54.99. FREE delivery Sun, Dec 24 on $35 of items shipped by Amazon.This package was selected based on your energy needs. Please Complete Step 1. Step 3: Order Your Custom Power Station On The Next Page! Plug in your power requirements and the power calculator will help you estimate how much battery capacity you need for van life. Use this calculator to estimate your needs for a DIY campervan electrical system.Basic Voltage, Current, Power and Resistance Formulas in AC and DC Circuits. Following are the electrical engineering formulas and equations for the basic quantities i.e. current, voltage, power, resistance and impedance in both …The starting point is the formula for kinetic energy: K.E. = 1/2 × m × v 2. Where: K.E. is the kinetic energy. m is the mass of the object. v is the velocity of the object. Assuming perfect conversion efficiency, the kinetic energy will equal the electrical energy (in joules), which can be related to power (P, in watts) and time (t, in ...This Calculator will determine the minimum size conductor needed based on a 3% Voltage Drop. It does not take into consideration other factors such as minimum ampacity based on the National Electric Code Table 310 …Add in the wattage of all permanent appliances, such as washer/dryer, electric range, or water heaters. Subtract 10,000 & multiply this number by .40. Add 10,000. Add the wattage of your AC or heating appliances (furnace + space heaters), whichever is greater – Don’t add both! Divide by 240.Calculate Your Voltage Drop. Determines wire size to meet specific voltage drop limits or calculates voltage drop for a specific conductor run. When sizing conductors, calculations limits wire size to voltage drop and NEC ampacity. Southwire's Voltage Drop Calculator is designed for applications using AWG and KCMIL sizes only.Our collection of electrical calculators is designed to make your calculations a breeze without costing you a dime. Shockingly Simple Online Electrical Calculators. Voltage, …It is the calculation of the combined volume occupied by conducting wires, grounding wires, and other components in an electrical utility box. The main objective of this box fill calculation is to prevent overcrowding in electrical boxes because an overloaded box can result in faults, arcing, or even pose a risk of fire. How To Calculate Box Fill?How do you calculate the weight of an electrical cable? The weight of an electrical cable can be calculated by multiplying the length of the cable (in feet) by its weight per foot. How much does 10 gauge wire weigh per foot? A rough estimate for 10-gauge wire is around 0.05 pounds per foot.To calculate load per square meter, divide the total electrical load (in watts or VA) by the total square meters of the area being served. For example, if the load is 10,000 watts and the area is 100 square meters, the load per square meter is 100 watts per square meter. 6. How do you calculate KVA for a building?Mar 20, 2024 · While Electrical Energy (Wh) is accumulative and represents the quantity, if you will, of electricity that has been consumed, generated, or transferred in general, Electrical Power (W) is instantaneous and represents the rate at which that Energy is being transferred. Read more about this here: The difference between kW and kWh Electrical load calculations come down to a 6 key-step formula to calculate your home’s power load. Lights and outlets: Multiply the square feet of your home’s living area by 3. This calculation determines the wattage needed for light fixtures and receptacle loads. Example 2000 x 3 = 6000 watts. Online electrical calculators for calculations of electricity and electronics. Amps to kW calculator. Amps to kVA calculator. Amps to VA calculator. Amps to volts calculator. Amps to watts calculator. Electricity bill calculator. Energy consumption calculator. Energy cost calculator. To use the calculator for appliance electricity cost: Add an appliance from the list using the add button. Enter the power rating for the added appliance. Insert the quantity of the said appliance. Fill in the runtime per day of the appliance. Repeat the steps from 1 to 4 for different appliances. Enter the unit cost (per kWh) for the ...Electrical Calculations is the best app in the electrical sector, it has many calculations that can help you in your work. It can not miss in your smartphone! Main calculations: Wire size, voltage drop, current, voltage, active / apparent / reactive power, power factor, resistance, Maximum wire len…Calculate Electricity Usage. Energy Use Calculator offers electricity usage calculators for various devices. Allowing you to calculate the electrical cost of your home appliances, and helping you save power consumption costs. To find the energy cost of your appliance, select a device from the list below. LED Light Bulb. CFL Light Bulb.Apple's Calculator app has been conspicuous by its absence on the iPad since the tablet's launch 14 years ago. The curiosity surrounding why Apple hasn't yet included …Electrical power is the transfer rate of electrical energy per time unit. We denote the electrical power by P P P, and its unit is the watt (W) or joules per second (J/s). The power needed by home appliances generally ranges from 10 W (an LED light bulb) to over 3 kW (hair dryers or electric heaters). Let's now see how to calculate electrical ...RLC resonant frequency calculator is used to calculate the resonant frequency of series/parallel circuits. It also calculates series and parallel damping factor. List of Contents RLC Resonant frequency Formula RLC Resonance is a special frequency at which the electrical circuit resonates. The value of RLC frequency is determined by the …Use this calculator to find the power, voltage, resistance, and current of any electrical circuit. Learn the formulas and examples of Watt's law and Ohm's law, and how to convert between different units of …Power Calculator. Power consumption calculator: calculates electric power / voltage / current / resistance. DC power calculator. AC power calculator. Energy & power …Wattage in Watts / 1,000 × Hours Used × Electricity Price per kWh = Cost of Electricity. So, for example, if we have a 40 W lightbulb left on for 12 hours a day and electricity costs $.15 per kilowatt-hour, the calculation is: 40 watts / 1,000 × 12 hours × $.15/kWh = $.072. This electricity cost calculator works out how much electricity a ...Master the fundamentals of electricity with our free online Ohm's Law Calculator. Easily solve for voltage, current, and resistance with just two known values. No more complex formulas, just instant results to help you understand and analyze circuits like a pro! Electrical calculators are a collection of online tools that perform common electricalal calculations, such as converting between watts, volts, and amps; sizing wires and cables; and calculating voltage drop. These calculators can be used by electricalians, engineers, and homeowners alike to quickly and accurately solve electricalal problems. Our collection of electrical calculators is designed to make your calculations a breeze without costing you a dime. Shockingly Simple Online Electrical Calculators. Voltage, … We would like to show you a description here but the site won’t allow us. Home > Van Conversion > Tools > Van Electrical Calculator. This is the third part of our DIY Van Electrical Guide trilogy: PART A: BUILD YOUR KNOWLEDGE. 1- Campervan Electrical System in a Nutshell. 2- Electricity for dummies. 3- Battery bank. 4- Charge Sources. 5- 12V DC Loads. 6- 120V AC Loads.The Energy Department has a new tool that enables drivers to calculate how much they can save on fuel costs by driving a fully electric or plug-in hybrid electric …The Residential Electrical Load Calculator is Pre-Loaded with electrical information for you to chose from. Click on the Question Mark Buttons for more specific information relating to each section and entry. Step 2. Appliances and Motor Type Loads are typically larger equipment used in the kitchen, laundry room, garage.The Blakley calculator helps carry out basic electrical calculations, voltage drop of cables, transformer sizing and Power Factor Correction. About; Industries . Industry Groups; Industry Focus; Resource Hub; Case Studies; Contact; 0333 188 0284 0 items Quote List. X. No products in the listThe new Calculator app should be more than just a straightforward port of the current iOS or macOS app. Apple is apparently planning a small overhaul of the …The Ohm's law calculator is based on the power formula together with the Ohm's Law formula. All you need to do to get the value of power is to type: Voltage …To use the calculator for appliance electricity cost: Add an appliance from the list using the add button. Enter the power rating for the added appliance. Insert the quantity of the said appliance. Fill in the runtime per day of the appliance. Repeat the steps from 1 to 4 for different appliances. Enter the unit cost (per kWh) for the ...The Blakley calculator helps carry out basic electrical calculations, voltage drop of cables, transformer sizing and Power Factor Correction. About; Industries . Industry Groups; Industry Focus; Resource Hub; Case Studies; Contact; 0333 188 0284 0 items Quote List. X. No products in the listThis tool was designed to help you quickly calculate the equivalent resistance of up to 6 resistors connected in parallel. To use it, just specify how many parallel resistors there are and the resistance value for each one. If you have more than 6 resistors, simply use the calculator to determine the equivalent resistance of the first 6 ...Our appliance and electronic energy use calculator allows you to estimate your annual energy use and cost to operate specific products. The wattage values provided are samples only; actual wattage of products varies depending on product age and features. Enter a wattage value for your own product for the most accurate estimate. Wattage and ...The Watt calculator finds the electrical power of a circuit using the given values. Electrical power is given by. P = V ⋅ I P = Electrical power V = Voltage I = Current. Step 2: Click the blue arrow to submit. Choose "Find the Power" from the topic selector and click to see the result in our Physics Calculator! Examples: Find the PowerUse our Electrical Work Calculator to easily calculate the work done by an electric current, taking into account voltage, resistance, power, and energy. Perfect for students …According to Ohm's Law, power can also be calculated using P = I 2R P = I 2 R or P = V 2 R P = V 2 R. This is why electrical power transmission lines use higher voltages because it will result in less power loss due to heating. Another application is found in a common kitchen appliance: the toaster. Toasters heat bread by passing current to a ...This tool was designed to help you quickly calculate the equivalent resistance of up to 6 resistors connected in parallel. To use it, just specify how many parallel resistors there are and the resistance value for each one. If you have more than 6 resistors, simply use the calculator to determine the equivalent resistance of the first 6 ...The Blakley calculator helps carry out basic electrical calculations, voltage drop of cables, transformer sizing and Power Factor Correction. About; Industries . Industry Groups; Industry Focus; Resource Hub; Case Studies; Contact; 0333 188 0284 0 items Quote List. X. No products in the listUse our online electrical conversion calculator to easily transition between different units of power, current, frequency, & more. Improve your electrical job …How do you calculate the weight of an electrical cable? The weight of an electrical cable can be calculated by multiplying the length of the cable (in feet) by its weight per foot. How much does 10 gauge wire weigh per foot? A rough estimate for 10-gauge wire is around 0.05 pounds per foot.Once you know all these values, the foot-candle calculator will determine how many lumens you need. We use the following equation: \text {lumens} = \text {lux} \cdot \text {area} lumens = lux ⋅ area. You can use illumination units of lux or foot candles. If you want to recalculate between these units, remember that one foot-candle equals 10. ...Electrical and Electronics Calculators. These electrical and electronics engineering calculators are to help electronics/circuit designers to solve complex equations and calculations quickly. LC Tank Circuit Resonance Calculator. Resistor Wattage Calculator. Bitwise Calculator.{{ metatags.description }}Calculate Electricity Usage. Energy Use Calculator offers electricity usage calculators for various devices. Allowing you to calculate the electrical cost of your home appliances, and helping you save power consumption costs. To find the energy cost of your appliance, select a device from the list below. LED Light Bulb. CFL Light Bulb.Then it is essential to use an electrical wire size calculator before choosing a wire. Wire Size Chart: A wire size chart designed to specify the Diameter and Area in AWG. You can identify the area and diameter in inches and meters of 0 to 10-gauge wire. Future estimation of various AWG implies electrical wire calculators.The Residential Electrical Load Calculator is Pre-Loaded with electrical information for you to chose from. Click on the Question Mark Buttons for more specific information relating to each section and entry. Step 2. Appliances and Motor Type Loads are typically larger equipment used in the kitchen, laundry room, garage.2. Commercial: Avg. electricity bill is Rs. 10 to 20 per units including all charges. Note: The accuracy rate of this calculator is up to 95%, we are working on it to improve it's accuracy rate. If you have any specific query, you can contact with support team via email: [email protected] or call: 8750 77 88 00.Online electrical calculators for calculations of electricity and electronics.Electrical Calculators Org. Search for: Hydroelectric Power Calculator – Hydro Power Plant Formula Equation Calculator. Hydroelectric Power Calculator is a useful online calculation tool used to calculate the power generated in kilowatts and megawatts from the known values of density in kg/m 3, ...This could cause the plug in the wall socket to overheat and possibly cause a fire. Use our overload calculator (below) to check if you’re exceeding the maximum load. The Socket Calculator has been brought to you by Electrical Safety First. For more safety information visit https://www.electricalsafetyfirst.org.uk.This online electrical calculator assists in identifying the appropriate gauge or size of copper or aluminum wires necessary for an electrical circuit. Cable Size formula. Single Phase. Wire Circular Mils = 2 x Specific Resistance x Amperes x Distance / (Voltage Drop / Source Voltage) Three PhaseOnline electrical calculators for calculations of electricity and electronics. Amps to kW calculator. Amps to kVA calculator. Amps to VA caluclator. Amps to volts calculator. …This online calculator can help you solve the problems on work done by the current and electric power. It can calculate current, voltage, resistance, work, power and time …If you will be using an inverter, complete Section 2. After you have input the losses, select your location in Section 3 and enter the number of solar panels and a solar gain value will be calculated. Section 4 provides a summary of losses and gains and some suggestions. Section 1 - DC Losses due to 12VDC Users.Electricity Cost Calculator UK: Prices based on the new Energy Price Cap (October 2022). Electricity Consumption in Kilowatt Hours (kWhs): *. The average UK electricity bill is 2,900 kWh of electricity each year. Cost of Electricity (In Great British Pounds (£)): This figure is based on the latest Energy Price Cap*.Click on the appropriate electrical engineering calculator tool below to perform basic electrical engineering calculations like: short circuits, transformer fault currents, substation physical electrical clearances, cable voltage drop, power factor corrections, full motor load , conductor ampacity, grounding, lighting design, solar power systems, and more. Online Calculators - RapidTables.info. Online Calculators. Access a versatile and convenient online calculator for quick and accurate calculations. Perform a wide range of mathematical tasks with ease using our user-friendly and efficient online calculator tool. Oct 21, 2022 · Voltage, Current, Power, Resistance, Circuit analysis, and more. These online calculators are useful for professionals, students, and electrical enthusiasts as well. They can do everything from simple Ohm’s Law calculations to complex formulas for motors and transformers. Whether you need to find electrical parameters, solve network analysis ... Online electrical calculators for calculations of electricity and electronics. Amps to kW calculator. Amps to kVA calculator. Amps to VA caluclator. Amps to volts calculator. …Room Cooler 250W. 0. Total load (W) *. Average running load (%) *. Our Power Consumption Calculator is easy to use & helps you know exact total load reqs for your property! Three steps & you're done. Try it now!Jan 18, 2024 · To use the calculator for appliance electricity cost: Add an appliance from the list using the add button. Enter the power rating for the added appliance. Insert the quantity of the said appliance. Fill in the runtime per day of the appliance. Repeat the steps from 1 to 4 for different appliances. Enter the unit cost (per kWh) for the ... Using our Home Electricity Usage Calculator is a breeze. Simply follow these steps: Enter relevant information such as the size of your home, its age, the number of occupants, and your usage habits. The calculator will process the data and provide you with an estimated monthly energy usage in kilowatt-hours (kWh). Electricity Bill Calculator V4.0 Tariff Select the correct tariff category Tariff Version Rev. 2009 Rev. 2022 AutoEnergy Use Calculator provides free energy usage calculators to find the electricity consumption of your devices. We cover most electrical devices and home appliances, our online calculators can be edited to fit any home appliance and accurately calculate power costs. Get Started. Top 5 reasons to use our services:Online electricalal calculators for calculations of electricality and electronics. Electrical calculators are a collection of online tools that perform common electricalal …Mike Holt worked his way up through the electrical trade from apprentice electrician through electrical contractor, to become one of the most recognized experts in the world as it relates to electrical power installations. He was a Journeyman Electrician, Master Electrician, and Electrical Contractor. In 1974, Mike realized there was a need for quality …Energy Use Calculator provides free energy usage calculators to find the electricity consumption of your devices. We cover most electrical devices and home appliances, our online calculators can be edited to fit any home appliance and accurately calculate power costs. Get Started. Top 5 reasons to use our services:1-16 of 160 results for "electric calculator" Did you mean electronic calculator. Results. Casio HR-170RC Plus, Min-Desktop Printing Calculator (New Version of The HR-100TM) 4.6 out of 5 stars 3,771. 1K+ bought in past month. $30.94 $ 30. 94. List: $54.99 $54.99. FREE delivery Sun, Dec 24 on $35 of items shipped by Amazon.Click on the appropriate electrical engineering calculator tool below to perform basic electrical engineering calculations like: short circuits, transformer fault currents, substation physical electrical clearances, cable voltage drop, power factor corrections, full motor load , conductor ampacity, grounding, lighting design, solar power systems, and more.Electrical Load Calculation Formula. The formula to calculate the electrical load is quite simple. You just need to multiply the voltage (V) by the amperage (A). The formula looks like this in code format: P = V x A.The electrical service size is typically determined by adding up the connected loads of all electrical devices and appliances in a building. This involves estimating the total wattage (in kilowatts, kW) required to power these loads. A common rule of thumb for residential service is to use a 200-amp service for an average-sized home. Time in use: Min ute s H ou rs. Cost of electricity: £0.25 per 60 minutes. £0.245 per 60 minutes. Electricity costs are calculated using the UK: Price Cap (Apr 2024) electricity rate of £0.24 per kWh (incl. VAT). Calculations exclude the UK Daily Standing Charge of £0.60 per day or £219.36 per year (incl. VAT). Gas Cost Calculator. Cable Pro Web. Cable sizing and maximum demand software in the cloud. No installation, use on any device. Try For Free. This calculator determines minimum cable size using the method described by the Australian Standard AS/NZS 3008.1.1 and uses the accurate voltage drop method. Wattage in Watts / 1,000 × Hours Used × Electricity Price per kWh = Cost of Electricity. So, for example, if we have a 40 W lightbulb left on for 12 hours a day and electricity costs $.15 per kilowatt-hour, the calculation is: 40 watts / 1,000 × 12 hours × $.15/kWh = $.072. This electricity cost calculator works out how much electricity a ...
Electrical calculations should be made for all projects that include electrical components and should be filed in the project notebook. Electrical Design Calculations Needed For Projects. Design calculations may be made either manually or by computer programs. At a minimum, the following types of calculations should be …. My health record
With over 3,000 calculators, Inch Calculator is one of the largest and most trusted sites for calculations in math & science education, construction planning, electrical engineering, health & fitness, finance, automotive, and several other fields.These electrical and electronics engineering calculators are to help electronics/circuit designers to solve complex equations and calculations quickly. LC Tank Circuit …The starting point is the formula for kinetic energy: K.E. = 1/2 × m × v 2. Where: K.E. is the kinetic energy. m is the mass of the object. v is the velocity of the object. Assuming perfect conversion efficiency, the kinetic energy will equal the electrical energy (in joules), which can be related to power (P, in watts) and time (t, in ... Online electrical design calculators for cables, arc flash, maximum demand, motors, tranformers, generators, etc. Power Calculator. Power consumption calculator: calculates electric power / voltage / current / resistance. DC power calculator. AC power calculator. Energy & power …American wire gauge size calculator and chart. Wire gauge calculations Wire diameter calculations. The n gauge wire diameter d n in inches (in) is equal to 0.005in times 92 raised to the power of 36 minus gauge number n, divided by 39:. d n (in) = 0.005 in × 92 (36-n)/39. The n gauge wire diameter d n in millimeters (mm) is equal to 0.127mm times 92 …Multiply the result by 0.4 (40%). Add the 10,000 watts back in. Compare the wattage ratings for your air conditioner and furnace; add the larger number to your total since you’ll only be running one at a time. Divide the resulting wattage by 240 volts (the typical main service for homes) to calculate the electrical load in amps.Wattage in Watts / 1,000 × Hours Used × Electricity Price per kWh = Cost of Electricity. So, for example, if we have a 40 W lightbulb left on for 12 hours a day and electricity costs $.15 per kilowatt-hour, the calculation is: 40 watts / 1,000 × 12 hours × $.15/kWh = $.072. This electricity cost calculator works out how much electricity a ...Breaker sizing calculator parameter: Choose the method: provide load (in kilowatts or watts) and current (in amps) If current selected: rated current of equipment and required safety factor (S.F) to be entered If load selected: For option: For DC, 1∅ AC and 3∅ AC. For DC circuits: voltage (in volts), power (in watts or kilowatts) and safety factor (S.F) (in … Current is the rate of electric charges moving through a conductor. Electrical power is the product of voltage and current. DC Circuit Power Calculator - Power Electronics Calculators and Tools Compare loft insulation and cavity wall insulation with us to get up to four, free no-obligation quotes to compare prices and find the best deal for you. *£390 savings a year figure is for 1940's 3 bed semi-detached home with a ten-year-old gas boiler and a gas price of 3.73p/kWh, when cavity wall insulation and loft insulation are installed.Calculate Electricity Usage. Energy Use Calculator offers electricity usage calculators for various devices. Allowing you to calculate the electrical cost of your home appliances, and helping you save power consumption costs. To find the energy cost of your appliance, select a device from the list below. LED Light Bulb. CFL Light Bulb.The new Calculator app should be more than just a straightforward port of the current iOS or macOS app. Apple is apparently planning a small overhaul of the …Below is a calculator that will tell you how much your HECS-HELP debt will increase by if indexation is applied in the same way it did last year. It's automatically set …Online electricalal calculators for calculations of electricality and electronics. Electrical calculators are a collection of online tools that perform common electricalal …Learn Basic Electrical Engineering, Protection Switch gear, relays, Online Calculator, Electrical - Get More Electrical Knowledge with easy English, Electrical Calculator Energy Cost Calculation. The energy cost per day in dollars is equal to the energy consumption E in kWh per day times the energy cost of 1 kWh in cents/kWh divided by 100 cents per dollar: Cost ($/day) = E(kWh/day) × Cost (cent/kWh) / 100 (cent/$) Calculate and estimate your energy costs effortlessly with RapidTables.info's Energy Cost Calculator. American wire gauge size calculator and chart. Wire gauge calculations Wire diameter calculations. The n gauge wire diameter d n in inches (in) is equal to 0.005in times 92 raised to the power of 36 minus gauge number n, divided by 39:. d n (in) = 0.005 in × 92 (36-n)/39. The n gauge wire diameter d n in millimeters (mm) is equal to 0.127mm times …This tool will help you calculate the load on a circuit to see if it is excessive. You can also calculate the minimum circuit breaker size for the given load. This is very useful when you are in pre-production as you will easily be able to calculate in advance whether or not you will need an external generator, and how many. Calculate.Step Two: Calculate the Electricity Cost To find the price for the kWh used, multiply by the rate per kWh charged by the electric company by the kilowatt-hours measurement found above. Electricity costs vary by region, but the national average electricity rate is 13.87 cents per kilowatt-hour . [2]Electrical Formulas helps us to calculate the parameters related to electricals in any electrical components. Solved Examples. Example 1: A wire carrying a current of 4 Amperes is having a resistance of 5 \(\begin{array}{l}\omega\end{array} \). Calculate the potential difference across its ends..