SSC SSC JE Electrical 2025 Mock Test Series (Paper 1 & Paper 2) Electrical and Electronics Measurements Measurement of Power Measurement of Poly Phase Power
In measuring 3-phase power by two wattmeter method, the corresponding power factor of the load if
(i) The two wattmeters read equal values, and
(ii) one wattmeter reads zero and the other reads complete power receptivity
1
Zero, unity
2
0.5, unity
3
0.866, unity
4
unity, 0.5