Physics · Electrical Engineering

Which of the following statements about the losses in a DC motor is incorrect?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1In series motors, the field winding copper loss forms a part of the total electrical circuit loss.
2The no-load rotational loss is made up of core loss and mechanical loss.
3Stray load losses are produced due to the distortion of the air gap flux by armature reaction.
4Brush contact drop losses form a part of mechanical losses.✓

Correct answer

Brush contact drop losses form a part of mechanical losses.

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