Single phase induction motors

1. The motor used for the compressors is

d.c. series motor
shaded pole motor
capacitor-start capacitor-run motor
reluctance motor

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button" href="https://exam.pscnotes.com/mcq/the-motor-used-for-the-compressors-is/#more-59795">Detailed SolutionThe motor used for the compressors is

4. In split-phase motor auxiliary winding is of

thick wire placed at the bottom of the slots
thick wire placed at the top of the slots
thin wire placed at the top of the slots
thin wire placed at the bottom of the slots

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button" href="https://exam.pscnotes.com/mcq/in-split-phase-motor-auxiliary-winding-is-of/#more-59358">Detailed SolutionIn split-phase motor auxiliary winding is of

5. In a single phase motor the centrifugal switch

disconnects auxiliary winding of the motor
disconnects main winding of the motor
reconnects the main winding the motor
reconnects the auxiliary winding of the motor

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124.1c-6.3-23.7-24.8-42.3-48.3-48.6C458.8 64 288 64 288 64S117.2 64 74.6 75.5c-23.5 6.3-42 24.9-48.3 48.6-11.4 42.9-11.4 132.3-11.4 132.3s0 89.4 11.4 132.3c6.3 23.7 24.8 41.5 48.3 47.8C117.2 448 288 448 288 448s170.8 0 213.4-11.5c23.5-6.3 42-24.2 48.3-47.8 11.4-42.9 11.4-132.3 11.4-132.3s0-89.4-11.4-132.3zm-317.5 213.5V175.2l142.7 81.2-142.7 81.2z"/> Subscribe on YouTube
a single phase motor the centrifugal switch" class="read-more button" href="https://exam.pscnotes.com/mcq/in-a-single-phase-motor-the-centrifugal-switch/#more-59282">Detailed SolutionIn a single phase motor the centrifugal switch

6. A repulsion motor is equipped with

slip rings
commutator
both (A) and (B)
none of the above

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75.5c-23.5 6.3-42 24.9-48.3 48.6-11.4 42.9-11.4 132.3-11.4 132.3s0 89.4 11.4 132.3c6.3 23.7 24.8 41.5 48.3 47.8C117.2 448 288 448 288 448s170.8 0 213.4-11.5c23.5-6.3 42-24.2 48.3-47.8 11.4-42.9 11.4-132.3 11.4-132.3s0-89.4-11.4-132.3zm-317.5 213.5V175.2l142.7 81.2-142.7 81.2z"/> Subscribe on YouTube class="read-more button" href="https://exam.pscnotes.com/mcq/a-repulsion-motor-is-equipped-with/#more-59096">Detailed SolutionA repulsion motor is equipped with

7. A schrage motor can run on

zero slip
negative slip
positive slip
all of the above

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288 448s170.8 0 213.4-11.5c23.5-6.3 42-24.2 48.3-47.8 11.4-42.9 11.4-132.3 11.4-132.3s0-89.4-11.4-132.3zm-317.5 213.5V175.2l142.7 81.2-142.7 81.2z"/> Subscribe on YouTube button" href="https://exam.pscnotes.com/mcq/a-schrage-motor-can-run-on/#more-59000">Detailed SolutionA schrage motor can run on

8. The speed of a universal motor is usually reduced by using

gearing
belts
brakes
chains

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href="https://exam.pscnotes.com/mcq/the-speed-of-a-universal-motor-is-usually-reduced-by-using/#more-58899">Detailed SolutionThe speed of a universal motor is usually reduced by using

9. If a D.C. series motor is operated on

spark excessively
have poor efficiency
series motor is operated on A.C. supply, it will A. spark excessively B. have poor efficiency C. have poor power factor
all of the above

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0 213.4-11.5c23.5-6.3 42-24.2 48.3-47.8 11.4-42.9 11.4-132.3 11.4-132.3s0-89.4-11.4-132.3zm-317.5 213.5V175.2l142.7 81.2-142.7 81.2z"/> Subscribe on YouTube class="read-more button" href="https://exam.pscnotes.com/mcq/if-a-d-c-series-motor-is-operated-on/#more-58632">Detailed SolutionIf a D.C. series motor is operated on

10. Single phase induction motor usually operates on

0.6 power factor lagging
0.8 power factor lagging
0.8 power factor leading
unity power factor

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41.5 48.3 47.8C117.2 448 288 448 288 448s170.8 0 213.4-11.5c23.5-6.3 42-24.2 48.3-47.8 11.4-42.9 11.4-132.3 11.4-132.3s0-89.4-11.4-132.3zm-317.5 213.5V175.2l142.7 81.2-142.7 81.2z"/> Subscribe on YouTube induction motor usually operates on" class="read-more button" href="https://exam.pscnotes.com/mcq/single-phase-induction-motor-usually-operates-on/#more-58617">Detailed SolutionSingle phase induction motor usually operates on

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