In the given circuit, an ideal voltmeter connected across the `10Omega` resistance reads 2V. The internal resistance r, of each cell is:

In the given circuit, an ideal voltmeter connected across the 10 Omega resistance reads 2 V.The internal resistance r, of each cell is : a) 1Ω b) 0.5Ω c) 1.5Ω d) 0Ω

In the circuit shown, reading of the voltmeter connected across 400 Omega resistance is 60 V. If it is connected across 300 Omega resistance then reading in volt will be

In the circuit shown, reading of the voltmeter connected across 400 Omega resistance is 60 V. If it is connected across 300 Omega resistance then reading in volt will be

A cell has an emf of 3 volt and internal resistance 2Omega . It is connected to an ammeter having resistance 2Omega and to an external resistance of 100Omega . When a voltmeter is connected across the 100Omega . Resistance, the ammeter reading is 40 mA. The resistance of the voltmeter is

In the given circuit, the reading of ideal voltmeter is E//2 . The internal resistance of the battery is

In the given circuit, the reading of ideal voltmeter is E//2 . The internal resistance of the battery is

Shown two ideal voltmeters and an ammeter, which are connected across the various circuit elements. If the voltmeter connected across 9Omega resistance reads 4.5 V, then answer the following problems. The reading of the voltmeter connected across 20Omega resistance is

Shown two ideal voltmeters and an ammeter, which are connected across the various circuit elements. If the voltmeter connected across 9Omega resistance reads 4.5 V, then answer the following problems. The reading of the voltmeter connected across 20Omega resistance is

Shown two ideal voltmeters and an ammeter, which are connected across the various circuit elements. If the voltmeter connected across 9Omega resistance reads 4.5 V, then answer the following problems. The reading of the ammeter is

Shown two ideal voltmeters and an ammeter, which are connected across the various circuit elements. If the voltmeter connected across 9Omega resistance reads 4.5 V, then answer the following problems. The reading of the ammeter is