1. | Which of the following statements is correct regarding a 3-phase motor ? | |
2. | The speed of a three-phase cage-rotor induction motor depends on ? | |
3. | The overheating of an induction motor maybe due to ? | |
4. | Which of the following statements is correct about an induction motor ? | |
5. | The upper bars in a double squirrel cage induction motor have ? | |
6. | The fractional slip of an induction motor is the ratio ? | |
7. | The rotor of an induction motor runs at ? | |
8. | Blocked rotor test on induction motors is used to find out ? | |
9. | The value of transformation ratio of an induction motor can be found by ? | |
10. | Star-delta starting of motors is not possible in case of ? | |