Electrical Engineering : Single Phase Induction Motors QUESTIONS AND ANSWERS :: part2 : 11 to 15
Following Electrical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :
11.The wattage of motor for driving domestic sewing machine will be around |
| 100 to 150 W |
| 40 to 75 W |
| 10 to 30 W |
| 5 to 10 W |
12.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 |
13.The motor used on small lathes is usually |
| universal motor |
| D.C. shunt motor |
| single-phase capacitor run motor |
| 3-phase synchronous motor |
14.Which of the following motors can be used for unity power factor ? |
| Capacitor run motor |
| Shaded pole motor |
| Hysteresis motor |
| Schrage motor |
15.A hysteresis motor works on the principle of |
| hysteresis loss |
| magnetisation of rotor |
| eddy current loss |
| electromagnetic induction |
More Single Phase Induction Motors QUESTIONS AND ANSWERS available in next pages
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