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1. If maximum torque of an induction motor is 200 kg-m at a slip of 12%, the torque at 6% slip would be _ kg-m

2. If full load speed of a 6-pole, 50 hz SCTM is 960 rpm, it’s speed at half - load is _ rpm

3. When line voltage of an induction motor is reduced to 75% of its rated value, it’s starting current is reduced by _ percent

4. The magnetising current drawn by transformers and induction motors is the cause of their _ power factor

5. The no-load speed of a 3- phase, 4- pole induction motor connected to a 3-phase, 50-hz supply is expected to be _ rpm

6. While conducting short-circuit test on a transformer the following side is short-circuit

7. Two transformer operating in parallel will share the load depending upon their

8. A transformer has negative voltage Regulation when it’s load power factor is

9. The commercial efficiency of a transformer while on open- circuit is

10. No- load test on a transformer is carried out to determine

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