railway RRB JE (CBT I + CBT II) Mock Test 2024 Electrical Machines Transformer

A 600 KVA, 1ϕ, T/F (single phase transformer) when working at unity p.f. has an efficiency of 92% at full load, total losses at full load are:

1

10.4 kW

2

48 kW

3

52.2 kW

4

26.1 kW

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