railway DFCCIL Executive 2025 Mock Test Electrical and Electronics Measurements Measurement of Power Measurement of Poly Phase Power
Two wattmeters are used to measure the power of a three-phase balance load. The reading of the first and second wattmeter is 157.74 W and 100 W, respectively. What is the reactive power in the circuit?
1
200 VAr
2
100 VAr
3
75 VAr
4
50 VAr