Virtual Labs

a: Reversing the polarity of the voltage b: Drilling two diametrically opposite holes c: Holding the disc d: Increasing the friction

a: attaching small gold pieces b: attaching small aluminium pieces c: attaching small iron pieces d: attaching small zinc pieces

a: Revolutions/kWh b: kW/kWh c: Amps/kW d: Volts/kWh

a: Slow b: Fast c: Either of the above d: None of the above

a: It is good conductor b: It is light c: It is indigenously available d: All of the above

Calibration and Testing of Single Phase Energy Meter.