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A circuit has a resistance of 12ohm and an impedance of 15ohm.

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asked Mar 24, 2018 in Physics by paayal (26,720 points) ● 4 ● 6 ● 53

A circuit has a resistance of 12ohm and an impedance of 15ohm. The power factor of the circuit will be

(a) 1.25 

(b) 0.125 

(c) 0.8 

(d) 0.4

1 Answer

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answered Mar 24, 2018 by sanjaydas (61,430 points) ● 5 ● 7 ● 7
selected Mar 26, 2018 by Vikash Kumar
 
Best answer

(c) : Power factor cosϕ = R/Z = 12/15 = 0.8

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