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Electrician
Electrician Set-2
DC Motor
41

DC Motor MCQ with Answers

41) Which speed control method is used in food mixture motors?

Voltage control method

Field diverter control method

Armature diverter method

Series field tapping method

Answer is:

Series field tapping method

DC Motor MCQ with Answers

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Related DC Motor MCQ with Answers

42) Which speed control system provides a smooth variation of speed from zero to above normal?

Field control

Armature control

Field diverter control

Ward-Leonard system control

Answer is:

Ward-Leonard system control

43) What is the purpose of tapes in winding?

Insulate slots

Bind the coils

Wrap the conductor

Insulate exposed conductors

Answer is:

Wrap the conductor

44) Which type of DC armature winding the front pitch (Y_F) is greater than back pitch (Y_B)?

Lap winding

Wave winding

Progressive winding

Retrogressive winding

Answer is:

Retrogressive winding

45) What reduces the cross sectional area of core material for VA rating?

Dynamo sheet

Low alloy sheet

High alloy sheet

Normal steel sheet

Answer is:

High alloy sheet

DC Motor MCQ with Answers

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