136 3.5-1 For systems with the following impulse responses, which system is causal? (a) h(t) = e-au(t), a>0 (b) h(t) = e

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136 3 5 1 For Systems With The Following Impulse Responses Which System Is Causal A H T E Au T A 0 B H T E 1 (14.64 KiB) Viewed 13 times

136 3.5-1 For systems with the following impulse responses, which system is causal? (a) h(t) = e-au(t), a>0 (b) h(t) = e-al, a>0 (c) h(t)=e-at-to)u(t-to). a>0 ANALYSIS AND TRANSMISSION OF SIGNALS (d) h(t) = sinc(at), a>0 (e) h(t) = sinc[a(t-to)], a>0