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Determine whether the following systems are time invariant or not, y(t)=x(t)sinwt
1 Answer
written 2.3 years ago by |
Solution:
Output due to input delayed by T seconds,
y(t,T)=x(t−T)sinwt
Output delayed by T seconds,
y(t−T)=x(t−T)sinw(t−T)∵y(t,T)≠y(t−T)
The given system is time-variant.