Electrical Engineering : Single Phase Induction Motors QUESTIONS AND ANSWERS :: part3 : 1 to 5
Following Electrical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :
1.Torque developed by a single phase induction motor at starting is |
| pulsating |
| uniform |
| none of the above |
| nil |
2.As hysteresis motors are free from mechanical and magnetic vibrations therefore these are considered as suitable for |
| fans |
| blowers |
| sound equipment |
| mixer grinders |
3.In which single-phase motor, the rotor has no teeth or winding ? |
| Split phase motor |
| Reluctance motor |
| Hysteresis motor |
| Universal motor |
4.The rotor of a hysteresis motor is made of |
| aluminium |
| cast iron |
| chrome steel |
| copper |
5.The speed control of universal motor used for sewing machines is by |
| friction |
| varying the resistance |
| tapping the field |
| centrifugal mechanism |
More Single Phase Induction Motors QUESTIONS AND ANSWERS available in next pages
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