Which one of the following is power rating of an electric motor if it runs at 1440 rpm and line shaft transmits torque of 75 Nm. Assume Reduction ratio=1.6. [MES-18]

Which one of the following is power rating of an electric motor if it runs at 1440 rpm and line shaft transmits torque of 75 Nm. Assume Reduction ratio=1.6. [MES-18]

A 10.36 kW

B 11.3 kW

C 7.068 kW

D 9.12 kW

Solution

Correct Answer: Option C