Electrical Engineering : Single Phase Induction Motors QUESTIONS AND ANSWERS :: part3 : 16 to 20
Following Electrical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :
16.The shaded pole motor is used for |
| high starting torque |
| low starting torque |
| medium starting torque |
| very high starting torque |
17.Which of the following motors is used in a situation where load increases with speed ? |
| Induction motor |
| Three-phase series motor |
| Schrage motor |
| Hysteresis motor |
18.In repulsion motor, zero torque is developed when |
| brush axis is 45� electrical to field axis |
| brush axis coincides with the field axis |
| brush axis is 90� electrical to field axis |
| both (b) and (c) |
19.In split phase motor main winding is of |
| thin wire placed at the top of the slots |
| thin wire placed at the bottom of the slots |
| thick wire placed at the bottom of the slots |
| thick wire placed at the top of the" slots |
20.The electric motor used in portable drills is |
| capacitor run motor |
| hysteresis motor |
| universal motor |
| repulsion motor |
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