A DC shunt motor is running at 1200 RPM when excited with 220 V dc. Neglecting the losses and voltage drop of the motor when connected to a 175 V supply is

Q. A DC shunt motor is running at 1200 RPM when excited with 220 V dc. Neglecting the losses and voltage dropped of the motor when connected to a 175 V supply is:

A.            70 RPM

B.            900 RPM

C.            1050 RPM

D.            1200 RPM

Answer: 1200 RPM