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 of resistance 1000 Omega is connected across a resistance of 500 Omega in the given circuit. What will be the reading of voltmeter

In the circuit figure, the voltmeter reads 30 V. The resistance of the voltmeter is

In the circuit figure, the voltmeter reads 30 V. The resistance of the voltmeter is

A voltmeter of resistances 400(Omega) is used to measure the potential difference across the 100(Omega) resistor in the circuit shown in figure.(a) What will be the reading of the voltmeter ?(b) What was the potential difference across 100(Omega) before the voltmeter was connected ?

A voltmeter of resistances 400(Omega) is used to measure the potential difference across the 100(Omega) resistor in the circuit shown in figure.(a) What will be the reading of the voltmeter ?(b) What was the potential difference across 100(Omega) before the voltmeter was connected ?

A voltmeter of resistances 400(Omega) is used to measure the potential difference across the 100(Omega) resistor in the circuit shown in figure.(a) What will be the reading of the voltmeter ?(b) What was the potential difference across 100(Omega) before the voltmeter was connected ?

The voltmeter shown in the figure reads 10V across 40 omega . The resistance of voltmeter is

in the circuit shown in the figure, each battery is of 5 V and has an internal resistance of 0.2 Omega What is the reading of the ideal voltmeter V

In the given circuit, the voltmeter records 5 V. The resistance of the voltmeter in Omega is