Slide 1

Cromptions DC potentiometer

Duo range DC potentiometer

Vernier potentiometer

Brooks deflectional potentiometer

Calibration of voltmeter

Calibration of ammeter

Calibration of wattmeter

Measurement of power

Self balancing potentiometer

Drysdale phase shifter

Measurement of unknown e.m.f

Gall tinsley potentiometer

Measurement of self reactance of coil