Q
If a D.C. shunt motor is working at full load and if shunt field circuit suddenly opens____________?
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A
A. This will make armature to take heavy current, possibly burning it
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B
B. This will result in excessive speed, possibly destroying armature due to excessive centrifugal stresses
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C
C. Nothing will happen to motor
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D
D. Motor will come to stop
Correct Answer:
A. A. This will make armature to take heavy current, possibly burning it
