DC Power (in Current 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%
✖Ammeter Resistance refers to the electrical resistance of the coil or circuitry used to measure current flowing through the load.ⓘ Ammeter Resistance [R_a]			+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 Current Terms) [P_t]

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DC Power (in Current Terms) Solution

STEP 0: Pre-Calculation Summary

Formula Used

Total Power = Total Voltage*Total Current-Total Current^2*Ammeter Resistance
P_t = V_t*I-I^2*R_a
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.
Ammeter Resistance - (Measured in Ohm) - Ammeter Resistance refers to the electrical resistance of the coil or circuitry used to measure current flowing through 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
Ammeter Resistance: 10.01 Ohm --> 10.01 Ohm No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

P_t = V_t*I-I^2*R_a --> 10*0.5-0.5^2*10.01

Evaluating ... ...

P_t = 2.4975

STEP 3: Convert Result to Output's Unit

2.4975 Watt --> No Conversion Required

FINAL ANSWER

2.4975 Watt <-- Total Power

(Calculation completed in 00.004 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!

Verified by Devyaani Garg

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 Current Terms) Formula

LaTeX Go

Total Power = Total Voltage*Total Current-Total Current^2*Ammeter Resistance
P_t = V_t*I-I^2*R_a

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 ammeter. The ammeter indicates the current flowing through the load as well as the voltmeter.

How to Calculate DC Power (in Current Terms)?

DC Power (in Current Terms) calculator uses Total Power = Total Voltage*Total Current-Total Current^2*Ammeter Resistance to calculate the Total Power, The DC Power (in Current 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 Current Terms) using this online calculator? To use this online calculator for DC Power (in Current Terms), enter Total Voltage (V_t), Total Current (I) & Ammeter Resistance (R_a) and hit the calculate button. Here is how the DC Power (in Current Terms) calculation can be explained with given input values -> 1.25 = 10*0.5-0.5^2*10.01.

FAQ

What is DC Power (in Current Terms)?

The DC Power (in Current 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-I^2*R_a or Total Power = Total Voltage*Total Current-Total Current^2*Ammeter 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 & Ammeter Resistance refers to the electrical resistance of the coil or circuitry used to measure current flowing through the load.

How to calculate DC Power (in Current Terms)?

The DC Power (in Current 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 Current^2*Ammeter Resistance. To calculate DC Power (in Current Terms), you need Total Voltage (V_t), Total Current (I) & Ammeter Resistance (R_a). With our tool, you need to enter the respective value for Total Voltage, Total Current & Ammeter 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 & Ammeter 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 Voltage^2/Voltmeter Resistance)

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