railway RRB JE (CBT I + CBT II) Mock Test 2024 Electrical and Electronics Measurements Measurement of Power Measurement of AC Power
Which condition is created by two wattmeters W1 and W2 for power factor is zero?
1
W1 = W2
2
2W1 = W2
3
W1 = 0
4
W1 = -Ve W2 = +Ve