In the circuit shown below, the voltmeter is of large resistance. The E.M.F. of the cell is ε . The reading of the voltmeter is

Question

In the circuit shown below, the voltmeter is of large resistance. The E.M.F. of the cell is ε . The reading of the voltmeter is, zero, ε 10, ε 5, ε 2

MARKS App · Accepted Answer

From the figure, it is clear that V A – V B = ε 4 + 6 × 4 = 4 ε 10 V A – V D = ε 6 + 4 × 6 = 6 ε 10 V B – V D = ε 5