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