Potential Difference through Voltmeter Solution

STEP 0: Pre-Calculation Summary
Formula Used
Electric Potential Difference = Electric Current through Galvanometer*Resistance+Electric Current through Galvanometer*Resistance through Galvanometer
ΔV = IG*R+IG*RG
This formula uses 4 Variables
Variables Used
Electric Potential Difference - (Measured in Volt) - Electric potential difference, also known as voltage, is the external work needed to bring a charge from one location to another location in an electric field.
Electric Current through Galvanometer - (Measured in Ampere) - Electric Current through Galvanometer is the time rate of flow of charge through a cross-sectional area.
Resistance - (Measured in Ohm) - Resistance is a measure of the opposition to current flow in an electrical circuit. Its S.I unit is ohm.
Resistance through Galvanometer - (Measured in Ohm) - Resistance through Galvanometer is a measure of the opposition to current flow in an electrical circuit in a galvanometer.
STEP 1: Convert Input(s) to Base Unit
Electric Current through Galvanometer: 1.5 Ampere --> 1.5 Ampere No Conversion Required
Resistance: 15 Ohm --> 15 Ohm No Conversion Required
Resistance through Galvanometer: 10.5 Ohm --> 10.5 Ohm No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
ΔV = IG*R+IG*RG --> 1.5*15+1.5*10.5
Evaluating ... ...
ΔV = 38.25
STEP 3: Convert Result to Output's Unit
38.25 Volt --> No Conversion Required
FINAL ANSWER
38.25 Volt <-- Electric Potential Difference
(Calculation completed in 00.004 seconds)

Credits

Created by Payal Priya
Birsa Institute of Technology (BIT), Sindri
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7 Voltage and Current Measuring Instruments Calculators

Potential Difference through Voltmeter
Go Electric Potential Difference = Electric Current through Galvanometer*Resistance+Electric Current through Galvanometer*Resistance through Galvanometer
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Go Shunt = Resistance through Galvanometer*(Electric Current through Galvanometer)/(Electric Current-Electric Current through Galvanometer)
Potential Gradient through Potentiometer
Go Potential Gradient = (Electric Potential Difference-Electric Potential Diff through other Terminal)/Length
EMF of Unknown Cell using Potentiometer
Go Electromotive Force = (EMF of Unknown Cell using Potentiometer*Length)/Final Length
Current in Potentiometer
Go Electric Current = (Potential Gradient*Length)/Resistance
Metre Bridge
Go Final Resistance = Resistance*(100-Length)/Length
Ohm's Law
Go Voltage = Electric Current*Resistance

Potential Difference through Voltmeter Formula

Electric Potential Difference = Electric Current through Galvanometer*Resistance+Electric Current through Galvanometer*Resistance through Galvanometer
ΔV = IG*R+IG*RG

How is potential difference through voltmeter is calculated ?

For measuring the potential difference a voltmeter is connected across that element ( parallel to that element it measures the potential difference that appears between two terminals. For calculation purpose it is simply a resistance. A good voltmeter has high value of resistance.

How to Calculate Potential Difference through Voltmeter?

Potential Difference through Voltmeter calculator uses Electric Potential Difference = Electric Current through Galvanometer*Resistance+Electric Current through Galvanometer*Resistance through Galvanometer to calculate the Electric Potential Difference, Potential difference through voltmeter is calculated by putting high resistance in series with galvanometer. Electric Potential Difference is denoted by ΔV symbol.

How to calculate Potential Difference through Voltmeter using this online calculator? To use this online calculator for Potential Difference through Voltmeter, enter Electric Current through Galvanometer (IG), Resistance (R) & Resistance through Galvanometer (RG) and hit the calculate button. Here is how the Potential Difference through Voltmeter calculation can be explained with given input values -> 38.25 = 1.5*15+1.5*10.5.

FAQ

What is Potential Difference through Voltmeter?
Potential difference through voltmeter is calculated by putting high resistance in series with galvanometer and is represented as ΔV = IG*R+IG*RG or Electric Potential Difference = Electric Current through Galvanometer*Resistance+Electric Current through Galvanometer*Resistance through Galvanometer. Electric Current through Galvanometer is the time rate of flow of charge through a cross-sectional area, Resistance is a measure of the opposition to current flow in an electrical circuit. Its S.I unit is ohm & Resistance through Galvanometer is a measure of the opposition to current flow in an electrical circuit in a galvanometer.
How to calculate Potential Difference through Voltmeter?
Potential difference through voltmeter is calculated by putting high resistance in series with galvanometer is calculated using Electric Potential Difference = Electric Current through Galvanometer*Resistance+Electric Current through Galvanometer*Resistance through Galvanometer. To calculate Potential Difference through Voltmeter, you need Electric Current through Galvanometer (IG), Resistance (R) & Resistance through Galvanometer (RG). With our tool, you need to enter the respective value for Electric Current through Galvanometer, Resistance & Resistance through Galvanometer and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
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