The power of a n-phase circuit can be measured by using a minimum of
A. (n – 1) wattmeter elements
B. n wattmeter elements
C. (n + 1) wattmeter elements
D. 2n wattmeter elements
Answer:A
The power of a n-phase circuit can be measured by using a minimum of
A. (n – 1) wattmeter elements B. n wattmeter elements C. (n + 1) wattmeter elements D. 2n wattmeter elements