engineering recuitment HPCL Engineer Mock Test 2024 Electrical Machines Transformer Transformer on No Load
The following test results were obtained from a 6 kVA, 200/400 V, 50 Hz single-phase transformer: Data for no-load low-voltage side: 200 V, 0.5 A and 50 W. At normal voltage and frequency, determine the magnetising current of the transformer.
1
0.569 A
2
0.433 A
3
0.236 A
4
0 A