Electronics and Communication Engineering - Measurements and Instrumentation - Discussion

Discussion Forum : Measurements and Instrumentation - Section 2 (Q.No. 23)
23.
In 3 phase power measurement by two wattmeter method, both wattmeters had equal reading. The power factor of load is
1
0.5 lagging
0.5 leading
0
Answer: Option
Explanation:

Readings of two wattmeters are same when σ = 0 or p.f. = 1.

Discussion:
Be the first person to comment on this question !

Post your comments here:

Your comments will be displayed after verification.