wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

In an AC circuit, the impedance is 3 times the R. Then, the phase angle is

A
cos1(12)
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
cos1(13)
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
cos1(12)
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
cos1(13)
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
Open in App
Solution

The correct option is D cos1(13)
Given:-

Z=3R

The power factor is given by

cosϕ=RZ

Where, ϕ Phase angle
R Resistance
Z Impedance

cosϕ=R3R=13

ϕ=cos1(13)

Hence, option (D) is correct.

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Relative Density
PHYSICS
Watch in App
Join BYJU'S Learning Program
CrossIcon