Home
Class 12
PHYSICS
If the power factor changes from 1/2 to ...

If the power factor changes from `1/2` to `1/4` then what is the increase in impedance in A.C. ?

A

0.2

B

0.5

C

0.25

D

100%.

Text Solution

Verified by Experts

Promotional Banner

Similar Questions

Explore conceptually related problems

Define the power of lens. What is the meaning of "the power of lens is 1 dioptre" if the power of a lens -2.0D, then what type of lens is that? when an object is kept at infinity from this type of lens, what is the size of the image formed.

Current in a coil changes from 4A to 0A in 0.1 s. If the average emf induced is 100 volts, what is the self inductance of the coil ?