Question

In the following diagram, two coils were wound on a soft iron ring 1

(separated from each other). The coil X is connected to a battery and

a switch K. A galvanometer is attached to the coil Y.

Initially the key is not inserted in the circuit. Later the key is inserted.

What are the two observations that can be noted from the galvanometer reading​

Answer 1

Explanation:

In the following diagram, two coils were wound on a soft iron ring 1

(separated from each other). The coil X is connected to a battery and

a switch K. A galvanometer is attached to the coil Y.