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| Q.69 | A 3-phase, 1500 KVA, 6600 v, star-connected alternator has 9 slots per pole and 6 conductors per slot. The output of this alternator on a particular load is given by 1200 KW and total losses of the machine is equal to 55 kW. What is the value of percentage efficiency? | |
| Ans | 1. 95.62 | |
| 2. 93.12 | ||
| 3. 99.21 | ||
| 4. 90.23 |
Correct Ans: 1
