Electronics and Communication Engineering - Signals and Systems - Discussion
Discussion Forum : Signals and Systems - Section 2 (Q.No. 6)
6.
If Laplace transform of f(t) is F(s), then £ f(t - a) u (t - a)= 0
Answer: Option
Explanation:
£f(t) = 
£-1F(s) = f(t)
£[a f1(t) + bf2(t)] = aF1(s) + bF2(s)
where 
£[f(t - T)] = e-sT F(s)
£[e-at f(t)] = F(s + a)
Initial value theorem 
Final value theroem 
Convolution Integral 
where t is dummy variable for t.
Discussion:
Be the first person to comment on this question !
Post your comments here:
Quick links
Quantitative Aptitude
Verbal (English)
Reasoning
Programming
Interview
Placement Papers