If a D.C. shunt motor is working at full load and if shunt field circuit suddenly opens________?
Athis will make armature to take heavy current, possibly burning it
Bthis will result in excessive speed, possibly destroying armature due to excessive centrifugal stresses
Cmotor will come to stop
Dnothing will happen to motor
Correct answer
A. this will make armature to take heavy current, possibly burning it
Explanation
The correct answer is this will make armature to take heavy current, possibly burning it.