Power factor of a Schering bridge is _________
A. p.f. = sin∅x = Zx⁄Rx
B. p.f. = cot∅x = Rx⁄Zx
C. p.f. = cos∅x = Rx⁄Zx
D. p.f. = tan∅x = Rx⁄Zx
Answer:C
Power factor of a Schering bridge is _________
A. p.f. = sin∅x = Zx⁄Rx B. p.f. = cot∅x = Rx⁄Zx C. p.f. = cos∅x = Rx⁄Zx D. p.f. = tan∅x = Rx⁄Zx