engineering recuitment BEL Probationary Engineers Mock Test 2025 Signals and Systems Linear Time Invariant Systems Properties of LTI Systems
In a discrete Linear Shift Invariant system the input sequence length is L, the impulse response sequence length is M, the output sequence length N is
1
N = L + M - 1
2
N = LM
3
N = 2L + M
4
N = L + 2M