with neat circuit diagram describe the construction and working of centretap full wave rectifier.

Describe the construction and working of Daniell cell.

With neat circuit diagram describe the principal,construction and working of a potentiometer.

with neat diagram describe the principal construction and working of a transformer.

With neat circuit diagram describe the principle, construction an dworking of meter bridge. Also determine the resistance of the wire.

With neat circüit diagram describe N-P-N transistor.

With neat diagram describe the principle construction and working of a moving coil galvanometer.

Describe the working of a half wave rectifier.