Which of the following can be impulse response of a casual system? – McqOptions

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1.	Which of the following can be impulse response of a casual system?
A.	<img src="/_files/images/electronics-and-communication-engineering/signals-and-systems/21-363-1.png">
B.	<img src="/_files/images/electronics-and-communication-engineering/signals-and-systems/21-363-2.png">
C.	<img src="/_files/images/electronics-and-communication-engineering/signals-and-systems/21-363-3.png">
D.	<img src="/_files/images/electronics-and-communication-engineering/signals-and-systems/21-363-4.png">
Answer» C. <img src="/_files/images/electronics-and-communication-engineering/signals-and-systems/21-363-3.png">

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