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ITI
Electrician
Electrician Set-2
DC Motor
15

DC Motor MCQ with Answers

15) Which insulating material belongs to class ?B? insulation?

Cotton

Bamboo

Fiber glass

Leatheroid paper

Answer is:

Fiber glass

DC Motor MCQ with Answers

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Related DC Motor MCQ with Answers

16) What is the temperature value of class ?F? insulation?

90 Degree Centigrade

105 Degree Centigrade

120 Degree Centigrade

155 Degree Centigrade

Answer is:

155 Degree Centigrade

17) Which type of D.C motor is used for constant speed drives?

DC series motor

DC shunt motor

Differential long shunt compound motor

Differential short shunt compound motor

Answer is:

DC shunt motor

18) Which type of DC motor is used in elevators?

DC series motor

DC shunt motor

DC differential compound motor

DC cumulative compound motor

Answer is:

DC cumulative compound motor

19) Which method of speed control gives below the rated speed in DC series motor?

Field diverter method

Tapped field method

Voltage control method

Armature diverter method

Answer is:

Armature diverter method

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