A) 100 Ω B) 10 Ω C) 2 Ω D) 0.5 Ω. Ans : (A)
A) shunt field B) armature circuit C) both (A) and (B) D) none of these. Ans : (B)
A) series B) shunt C) compound D) shunt as well as compound. Ans : (B)
A) cut-out in steps B) increased in steps C) left in the armature circuit D) removed immediately after start. Ans : (A)
A) variable torque drive B) constant torque drive C) variable power drive D) constant power drive. Ans : (D)
A) Limits the starting current to a safer value B) Provides over-load protection C) Provides no-volt protection D) All of the above. Ans : (D)
A) very slowly in steps B) smoothly in steps C) quickly D) with a jerk to final position. Ans : (B)
A) very high B) normal C) very low D) zero. Ans : (A)
A) 3 B) 4 C) 6 D) 7. Ans : (B)
A) Electromechanical energy conversion B) Generation of voltage C) Commutation D) Development of torque. Ans : (C)