Question 174: AC fundamentals

Question

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

Accepted Answer

Power factor $ = \cos \phi  = {R \over Z} = {{12} \over {15}} = {4 \over 5} = 0.8$

Answer

$0.4$

Answer

$0.8$

Answer

$0.125$

Answer

$1.25$

AC fundamentals