Home
Class 12
PHYSICS
A voltmeter connected in series with a r...

A voltmeter connected in series with a resistance `R_1` to a circuit indicates a voltage `V_1=198V`. When a series resistor `R_2=2R_1` is used, the voltmeter indicates as voltage `V_2=180V`. If the resistance of the voltmeter is `R_V=900Omega`, then the applied voltage across `A` and `B` is

Promotional Banner

Similar Questions

Explore conceptually related problems

A voltmeter connected in series with a resistance R_1 to a circuit indicates a voltage V_1=198V . When a series resistor R_2=2R_1 is used, the voltmeter indicates as voltage V_2=180V . If the resistance of the voltmeter is R_V=900Omega , then the applied voltage ( in volt ) across A and B is

A resistance DeltaR =1980 Omega is connected in series with a voltmeter when its scale divisons decreases eta =10%. Calculate the resistance R_(V) of the voltmeter.

An alternating voltage is connected in series with a resistance R and inductance L if the potential drop across the resistance is 200V and across the inductance is 150V , then the applied voltage is

An alternating voltage is connected in series with a resistance R and inductance L if the potential drop across the resistance is 200V and across the inductance is 150V , then the applied voltage is

A 100 V voltmeter of internal resistance 20 k Omega in series with a high resistance R is connected to a 110 V line. The voltmeter reads 5 V , the value of R is

A 100 V voltmeter of internal resistance 20 k Omega in series with a high resistance R is connected to a 110 V line. The voltmeter reads 5 V , the value of R is

A 100 Omega resistance is connected in series with a 4 H inductor. The voltage across the resistor is V_(R) = 2 sin (1000 t) V . The voltage across the inductors is

A voltmeter with resistance 2500 Omega indicates a voltage of 125 V in the circuit shown in figure. What is the series resistance to be connected ot voltmeter so that it indicates 100 V ? Consider ideal battery.

A voltmeter with resistance 2500 Omega indicates a voltage of 125 V in the circuit shown in figure. What is the series resistance to be connected ot voltmeter so that it indicates 100 V ? Consider ideal battery.

A 100 V voltmeter having an internal resistance of 20 k Omega is connected in series with a large resistance R across a 110 V line. What is the magnitude of resistance R if the voltmeter reads 5 V ?