Question
Question: In the given circuit, P ≠ R, the reading of the galvanometer is same with switch S open or closed. T...
In the given circuit, P ≠ R, the reading of the galvanometer is same with switch S open or closed. Then –

A
IR = IG
B
IP = IG
C
IQ = IG
D
IQ = IR
Answer
IR = IG
Explanation
Solution
It is given that presence of switch in the circuit is meaningless. Since R and G now become in series, so, IR = IG