The pressure coil of a wattmeter should be connected on the supply side of the current coil when
A). Load impedance is high
B). Load impedance is low
C). Supply voltage is low
D). None of the above
1. A rheostat differs from potentiometer in the respect that it
4. The modern steam turbines are
5. In _________ method of staging three phase induction motors the starting voltage is not reduced.
6. The total losses in a well designed D.C. generator of 10 kW will be nearly