English, asked by srishanaran8g7inisha, 1 year ago

Question on Electrical Reactance
A 1.5 k resistor and a coil with a 2.2 k inductive reactance are in series across an 18 V ac source. The power factor is - A. 564 B. 0.564 C. 6.76 D. 55.7

Answers

Answered by kvnmurty
0
power factor =  1.5/√[1.5² + 2.2²] = 0.5633

Answered by rhotovero
0

Answer:

0.564

Explanation:

R=1.5k

inductance L=2.2k

impedance Z=√R²+L²

=√(1.5)+(2.2)²

=✓7.09

=2.66 ohm

power factor =R/Z

=1.5/2..66

=0.564

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