DC Power (in Voltage Terms) Calculator

✖Total Voltage refers to the combined electrical voltage across all phases of a multi-phase electrical system.ⓘ Total Voltage [V_t]			+10% -10%
✖Total Current is the sum of the current flowing through the load and pressure coil in a wattmeter circuit.ⓘ Total Current [I]			+10% -10%
✖Voltmeter Resistance refers to the electrical resistance of the coil or circuitry used to measure voltage across the load.ⓘ Voltmeter Resistance [R_vm]			+10% -10%

✖Total Power refers to the sum of the electrical power consumed or generated by the load being measured in a wattmeter.ⓘ DC Power (in Voltage Terms) [P_t]

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DC Power (in Voltage Terms) Solution

STEP 0: Pre-Calculation Summary

Formula Used

Total Power = Total Voltage*Total Current-(Total Voltage^2/Voltmeter Resistance)
P_t = V_t*I-(V_t^2/R_vm)
This formula uses 4 Variables

Variables Used

Total Power - (Measured in Watt) - Total Power refers to the sum of the electrical power consumed or generated by the load being measured in a wattmeter.
Total Voltage - (Measured in Volt) - Total Voltage refers to the combined electrical voltage across all phases of a multi-phase electrical system.
Total Current - (Measured in Ampere) - Total Current is the sum of the current flowing through the load and pressure coil in a wattmeter circuit.
Voltmeter Resistance - (Measured in Ohm) - Voltmeter Resistance refers to the electrical resistance of the coil or circuitry used to measure voltage across the load.

STEP 1: Convert Input(s) to Base Unit

Total Voltage: 10 Volt --> 10 Volt No Conversion Required
Total Current: 0.5 Ampere --> 0.5 Ampere No Conversion Required
Voltmeter Resistance: 40 Ohm --> 40 Ohm No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

P_t = V_t*I-(V_t^2/R_vm) --> 10*0.5-(10^2/40)

Evaluating ... ...

P_t = 2.5

STEP 3: Convert Result to Output's Unit

2.5 Watt --> No Conversion Required

FINAL ANSWER

2.5 Watt <-- Total Power

(Calculation completed in 00.020 seconds)

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Created by Nikita Suryawanshi

Vellore Institute of Technology (VIT), Vellore

Nikita Suryawanshi has created this Calculator and 100+ more calculators!

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Shiv Nadar University (SNU), Greater Noida

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< Wattmeter Circuit Calculators

Power using Two Wattmeter Method

LaTeX Go Total Power = sqrt(3)*Total Phase Voltage*One Phase Current*cos(Phase Angle)

DC Power (in Voltage Terms)

LaTeX Go Total Power = Total Voltage*Total Current-(Total Voltage^2/Voltmeter Resistance)

DC Power (in Current Terms)

LaTeX Go Total Power = Total Voltage*Total Current-Total Current^2*Ammeter Resistance

Total Power using phi Angle

LaTeX Go Total Power = 3*Total Phase Voltage*Total Phase Current*cos(Phase Angle)

DC Power (in Voltage Terms) Formula

LaTeX Go

Total Power = Total Voltage*Total Current-(Total Voltage^2/Voltmeter Resistance)
P_t = V_t*I-(V_t^2/R_vm)

How to calculate load power?

The power through the load is given by the difference between the power indicated by the instruments and the power loss in the voltmeter. The ammeter indicates the current flowing through the load as well as the voltmeter.

How to Calculate DC Power (in Voltage Terms)?

DC Power (in Voltage Terms) calculator uses Total Power = Total Voltage*Total Current-(Total Voltage^2/Voltmeter Resistance) to calculate the Total Power, The DC Power (in Voltage Terms) formula is used to calculate the power of the load on a circuit that employs a voltmeter and an ammeter. Total Power is denoted by P_t symbol.

How to calculate DC Power (in Voltage Terms) using this online calculator? To use this online calculator for DC Power (in Voltage Terms), enter Total Voltage (V_t), Total Current (I) & Voltmeter Resistance (R_vm) and hit the calculate button. Here is how the DC Power (in Voltage Terms) calculation can be explained with given input values -> 2.5 = 10*0.5-(10^2/40).

FAQ

What is DC Power (in Voltage Terms)?

The DC Power (in Voltage Terms) formula is used to calculate the power of the load on a circuit that employs a voltmeter and an ammeter and is represented as P_t = V_t*I-(V_t^2/R_vm) or Total Power = Total Voltage*Total Current-(Total Voltage^2/Voltmeter Resistance). Total Voltage refers to the combined electrical voltage across all phases of a multi-phase electrical system, Total Current is the sum of the current flowing through the load and pressure coil in a wattmeter circuit & Voltmeter Resistance refers to the electrical resistance of the coil or circuitry used to measure voltage across the load.

How to calculate DC Power (in Voltage Terms)?

The DC Power (in Voltage Terms) formula is used to calculate the power of the load on a circuit that employs a voltmeter and an ammeter is calculated using Total Power = Total Voltage*Total Current-(Total Voltage^2/Voltmeter Resistance). To calculate DC Power (in Voltage Terms), you need Total Voltage (V_t), Total Current (I) & Voltmeter Resistance (R_vm). With our tool, you need to enter the respective value for Total Voltage, Total Current & Voltmeter Resistance and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

How many ways are there to calculate Total Power?

In this formula, Total Power uses Total Voltage, Total Current & Voltmeter Resistance. We can use 3 other way(s) to calculate the same, which is/are as follows -

Total Power = sqrt(3)*Total Phase Voltage*One Phase Current*cos(Phase Angle)
Total Power = 3*Total Phase Voltage*Total Phase Current*cos(Phase Angle)
Total Power = Total Voltage*Total Current-Total Current^2*Ammeter Resistance

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