railway DFCCIL Executive 2025 Mock Test Electrical Machines Transformer Transformer Percentage Values
A star connected network consumes 1.8 kW at 0.5 lagging power factor when connected to a 230 V, 50 Hz source. Calculate the per phase impedance (in Ohms) of the star network.
1
2.8
2
3.6
3
7.4
4
14.7