In a low power factor wattmeter the pressure coil is connected
1). To the supply side of the current coil
2). To the load side of the current coil
3). In any of the two meters at connection
4). None of the above
ANSWER : 2). To the load side of the current coil.
2. A hysteresis motor works on the principle of
5. The output, V-I characteristics of an Enhancement type MOSFET has
6. To avoid formation of grooves in the commutator of a D.C. machine
7. The direction of magnetic lines of force is
9. In a pure inductive circuit if the supply frequency is reduced to 1/2, the current will
10. The function of pole shoes in the case of D.C. machine is