If the response of LTI continuous time system to unit step input is ( – McqOptions

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1.	If the response of LTI continuous time system to unit step input is ( ( frac{1}{2} frac{1}{2} e^{-2t} )), the impulse response of the system is _______________
A.	( ( frac{1}{2} frac{1}{2} e^{-2t} ))
B.	e<sup>-2t</sup>
C.	(1-e<sup>-2t</sup>)
D.	Constant
Answer» C. (1-e<sup>-2t</sup>)

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