Gate EE-2006 Question Paper With Solutions

Q. 36  A 220 V DC machine supplies 20 A at 200 V as a generator. The armature
resistance is 0.2 ohm. If the machine is now operated as a motor at same terminal
voltage and current but with the flux increased by 10%, the ratio of motor speed
to generator speed is

(A) 0.87

(B) 0.95

(C) 0.96

(D) 1.06

Answer:(A)

Explanation:Gate EE-2006 Question Paper With Solutions

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