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DC Motor MCQ
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- 05th May, 2021
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DC Motor MCQ Questions
Take DC Motor MCQ Test & Online Quiz to test your Knowledge
Below is the DC Motor MCQ test that checks your basic knowledge of DC Motor. This DC Motor MCQ Test contains 20 Multiple Choice Questions. You have to select the right answer to the question. Finally, you can also take the Online Quiz from the Take DC Motor Quiz Button.
DC motor MCQ Test
1) If the back emf of a DC motor vanishes suddenly, What will happen ?
2) ________________part will surely tell that given motor is DC motor and not an AC type.
3) Sparking is discouraged ______________ in a DC motor.
4) Torque developed by a DC motor depends upon -
6) If DC motor is used without starter, What will happen ?
7) ________________D.C. motor is preferred for elevators ?
8) In case-the conditions for maximum power for a D.C. motor are established, the efficiency of the motor will be
9) In a D.C. generator, the iron losses mainly take place in -
10) in which types of D.C. motor, dynamic braking is generally used ?
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11) The armature torque of a dc motor is a function of its -
12) The brush voltage drops in dc in / of the order of ____________________ .
13) D.C. series motors are used in ____________________ .
14) Hopkinson’s test on D.C. machines is conducted at -
15) D.C. shunt motors are commonly used in ________________ .
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16) Hopkinson’s test on D.C. machines is conducted at
17) The special device which converts AC into DC and vice versa is known as ____________ .
18) Which of the following is the shape of brushes ?
19) __________________is also called motor rule’?
20) The mechanical losses are about _____ % of full load losses.
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