The diagram below shows two coils A and B placed parallel to each other at a very small distance. Coil A is connected to an AC supply. G is a very sensitive galvanometer. When the key is closed

Two coil are placed close to each other. The mutual inductance of the pair of coils depends upon.

Two coil are placed close to each other. The mutual inductance of the pair of coils depends upon.

Two coils are placed closed to each other. The mutual inductance of the pair of coils depends upon

Two coils are placed close to each other. The mutual inductance of the pair of coils depends upon_____.

Two coils are placed closed to each other. The mutual inductance of the pair of coils depends upon ........

Two circular coils-1 and coil-2 are kept close to each other as shown in the diagram. Coil-1 is connected to a battery and key and coil-2 with a galvanometer. State your observation in the galvanometer: (a) When key K closed. (b) When key K is opened, Give reason for your observations.

Three identical large metallic plates are placed parallel to each other at a very small separation as shown in. The central plate is give a charge Q. What amount of charge will flow to earth when the key is pressid? .