Draw the circuit diagram for the comparison of e.m.f's of two cells by a potentiometer.

Draw the circuit diagram of potentionmeter to compare the emf of two cells and briefly describ e the procedure.

Draw the circuit diagram for the folloiwng: Common base configuration

Draw the circuit diagram for the folloiwng: Common emitter configuration

Draw the circuit diagram for the folloiwng: Common collector configuration.

You are given a potentiometer, a rheostat, one key, a driving cell for potentiometer, one galvanometer, two cells of unknown e.m.f., one two way key and some connecting wires. Using all those given drawa circuitdiagram for finding j the ratio ofthe e.m.fofthe two cells.