Familiarization of the electrical machine laboratory apparatus.
What happens to current and resistance if the voltage doubles?
If a parallel plate capacitor of plate area 2m2 and a plate sepration of 1m store the charge of 1.77* 10-11 C. What is the voltage across the capacitor?
Direction of rotation of motor is determined by ____________
Plug setting of a electromagnetic relay can be altered by varying:
Sensitivity of a voltmeter is given by the :