In a D.C. generator in case the resistance of the field winding is increased, then output voltage will
A). Increase
B). Decrease
C). Remain unaffected
D). Fluctuate heavily
1. The torque produced in induction type relay (shaded pole structure) is
2. If the temperature of a crystal diode increases, then leakage current ___________
4. With which of the following, a circuit breaker must be equipped for remote operation ?
5. Polyphase is characterized by two or more sinusoidal voltages, each having a different phase angle.
6. In case of a double cage induction motor, the inner cage has
7. The following constitute short-circuit in the armature winding.
8. Regenerative feedback implies feedback with
10. While calculating Rth in Thevenin’s theorem and Norton equivalent