Physics · Electrical Machines
Assertion (A): DC series motors must never be started/operated at no-load. Reason (R): At no-load, the field flux becomes very small, which leads to a dangerously high speed that can damage the motor.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1(A) is false, but (R) is true
- 2(A) is true, but (R) is false
- 3Both (A) and (R) are true but (R) is not the correct explanation of (A)
- 4Both (A) and (R) are true and (R) is the correct explanation of (A)✓
Correct answer
Both (A) and (R) are true and (R) is the correct explanation of (A)
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