railway RRB JE (CBT I + CBT II) Mock Test 2024 Network Theory Three Phase Circuits Measurement of Power and Power Factor of a Three Phase Load
A three-phase, four-wire system supplies power to a balanced star-connected load. The current in each phase is 20 A. The current in the neutral wire will be ________.
1
20 A
2
60 A
3
0 A
4
40 A