If the field of a D.C. shunt motor gets opened while motor is running

Q. If the field of a D.C. shunt motor gets opened while motor is running

A.            the speed of motor will be reduced %

B.            the armature current will reduce

C.            the motor will attain dangerously high speed 1

D.            the motor will continue to nuvat constant speed

Answer: the motor will attain dangerously high speed 1