Question is ⇒ A linear time-invariant, causal continuous time system has a rational transfer function with simple poles at s = - 2 and s = - 4, and one simple zero at s = - 1. A unit step u(t) is applied at the input of the system. At steady state, the output has constant value of 1. The impulse response of this system is, Options are ⇒ (A) [exp (- 2t) + exp (-4t)] u(t), (B) [-4 exp (- 2t) + 12 exp (-4t) - exp (-t)] u(t), (C) [-4 exp (- 2t) + 12 exp (-4t)] u(t), (D) [-0.5 exp (- 2t) + 1.5 exp (-4t)] u(t), (E) , Leave your comments or Download question paper.

Question is ⇒ A linear time-invariant, causal continuous time system has a rational transfer function with simple poles at s = - 2 and s = - 4, and one simple zero at s = - 1. A unit step u(t) is applied at the input of the system. At steady state, the output has constant value of 1. The impulse response of this system is, Options are ⇒ (A) [exp (- 2t) + exp (-4t)] u(t), (B) [-4 exp (- 2t) + 12 exp (-4t) - exp (-t)] u(t), (C) [-4 exp (- 2t) + 12 exp (-4t)] u(t), (D) [-0.5 exp (- 2t) + 1.5 exp (-4t)] u(t), (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	A linear time-invariant, causal continuous time system has a rational transfer function with simple poles at s = - 2 and s = - 4, and one simple zero at s = - 1. A unit step u(t) is applied at the input of the system. At steady state, the output has constant value of 1. The impulse response of this system is
A.	[exp (- 2t) + exp (-4t)] u(t) [Wrong Answer]
B.	[-4 exp (- 2t) + 12 exp (-4t) - exp (-t)] u(t) [Wrong Answer]
C.	[-4 exp (- 2t) + 12 exp (-4t)] u(t) [Wrong Answer]
D.	[-0.5 exp (- 2t) + 1.5 exp (-4t)] u(t) [Correct Answer]
View Answer 1 -1 Explanation:- Answer : D Discuss it below : !! OOPS Login [Click here] is required to post your answer/result Help other students, write article, leave your comments

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