MCQOPTIONS
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| 1. |
A starter is necessary to start a DC motor because: |
| A. | DC motors do not have starting torque |
| B. | at starting, the value of back-EMF is zero |
| C. | initially, high starting torque is required |
| D. | it restricts initial high armature current that exists, as the value of starting back-EMF is zero |
| Answer» E. | |