![Mcqmate logo](https://mcqmate.com/public/images/logos/logo-black.png)
![Mcqmate logo](https://mcqmate.com/public/images/logos/logo-white.png)
McqMate
Q. |
Sum of two periodic signals is a periodic signal when the ratio of their time periods is |
A. | a rational number |
B. | an irrational number |
C. | a complex number |
D. | an integer |
Answer» A. a rational number | |
Explanation: sum of two periodic signals is a periodic signal only when the ratio of their time periods is a rational number or it is the ratio of two integers. for e.g., t1/t2 = 5/7 → periodic; t1/t2 = 5 → aperiodic. |
View all MCQs in
Signals and SystemsNo comments yet