The impulse response of a continuous time LTI system is H (t) = e-t u – McqOptions

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1.	The impulse response of a continuous time LTI system is H (t) = e^-t u (t-2). The system is __________
A.	Causal and stable
B.	Causal but not stable
C.	Stable but not causal
D.	Neither causal nor stable
Answer» B. Causal but not stable

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