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A circuit has a resistance of 12 ohm and...

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

A

0.4

B

0.8

C

0.125

D

1.25

Text Solution

Verified by Experts

The correct Answer is:
B
(b)Power factor=`cos phi =(R)/(Z)=12/5=4/5=0.8`.
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