railway RRB JE (CBT I + CBT II) Mock Test 2024 Electrical Machines Transformer Transformer with Winding Resistance
A 200 kVA single phase transformer with a voltage ratio of 6600/660 V has following winding resistances:
R1 = 1.75 Ω and R2 = 0.015 Ω
Find the resistance referred to the high voltage winding.
1
1.90 Ω
2
1.60 Ω
3
16.75 Ω
4
3.25 Ω