Electronics and Communication Engineering - Signals and Systems - Discussion
Discussion Forum : Signals and Systems - Section 1 (Q.No. 5)
5.
In an ac circuit the fundamental component of current wave lags the corresponding voltage wave by 20°. The third harmonic component of current wave lags the corresponding voltage by an angle.
Answer: Option
Explanation:
For third harmonic θ = tan-1 = 
.
Discussion:
7 comments Page 1 of 1.
Saira narasimha reddy said:
5 years ago
Theta = tan inverse (XL/R)= 20°
When,
3rd hormonic theta = tan inverse (3XL/R) so,
Value of theta increased more than previous so,
More than angle 20°.
When,
3rd hormonic theta = tan inverse (3XL/R) so,
Value of theta increased more than previous so,
More than angle 20°.
(1)
Ganesh said:
7 years ago
How to solve this one?
NP NARESH said:
7 years ago
Explain briefly.
Dhinesh kumar said:
7 years ago
How to get the WL/R?
DADO said:
8 years ago
tan(θ)=n* first harmonic.
θ = tan^-1(3 * wL/R).
θ = tan^-1(3 * wL/R).
Chaitu said:
8 years ago
How to solve this?
EngrAfridi said:
9 years ago
How can any solve it?
Post your comments here:
Quick links
Quantitative Aptitude
Verbal (English)
Reasoning
Programming
Interview
Placement Papers