Question

On closing the switch S in the circuit as shown in the figure, the reading of the galvanometer G

Answer 1

Answer:

On closing the switch S in the circuit as shown in the figure, the reading of the galvanometer G  Remains same

Explanation:

it is a Balanced wheatstone bridge

 The circuit is a balanced wheatstone bridge and therefore the current through the galvanometer will always be zero.

Answer 2

Refer to the attachment!^^"