Q. The shaft torque of a dc motor is less than its armature torque because of
A. Copper losses
B. Mechanical losses
C. Back emf
D. Rotational losses
Answer: Rotational losses
Take Mock Tests
| Government Schemes Mock Test | Start Test! |
| Political Science Mock Test – 42 | Start Test |
| History Test – 190 | Start Test |
| Quantitative Aptitude Test | Start Test! | Data Interpretation - Mock Test | Start Test! |
| General Awareness - Mock Test | Start Test! |
| Reasoning Ability - Mock Test | Start Test! |
We will be happy to hear your thoughts