

InterviewSolution
Saved Bookmarks
1. |
For a continuous time signal x(t) to be periodic with a period T, then x(t+mT) should be equal to ___________(a) x(-t)(b) x(mT)(c) x(mt)(d) x(t)I had been asked this question in class test.My question comes from Classification of Signals in section DSP – Basic Signaling of Digital Signal Processing |
Answer» RIGHT answer is (d) x(t) The EXPLANATION is: If a SIGNAL x(t) is said to be periodic with period T, then x(t+mT)=x(t) for all t and any integer m. |
|