railway DFCCIL Junior Executive 2023 (CBT 1 & CBT 2) Mock Test Electrical and Electronics Measurements Measurement of Power Measurement of Poly Phase Power
Two wattmeters are used to measure the power in a 3-phase balanced system. What is the power factor of the load when one wattmeter reads twice the other?
1
0
2
0.5
3
0.866
4
1