Chapter 3 DC MOTOR MCQs

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1. . A motor converts electrical energy to ________ energy.





2. . There is __________ difference b/w motor and generator regarding construction.





3. . Motors can be drip proof, semi guarded and _________ types.





4. . Direction of mechanical force produced in motor can be found by ___





5. . DC motor can be run as ________





6. . Back emf is also known as ________





7. . The voltage equation of motor is _________





8. . DC motors have _________ types.





9. . Series motors are used in ________ torque applications.





10. . The field winding is in _________ of a shunt motors to armature.





11. . Motor has both series and shunt field windings.





12. . τ  ____________





13. . The speed of dc motor be controlled by ________ methods.





14. . Flux is _________ to increase the speed in field control method.





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