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Signals and Systems - Engineering

Q1:

For the system in the given figure

A yk = uk + 0.5yk - 2

B yk = uk + 0.5uk - 2

C yk = uk - 0.5yk - 2

D yk = uk - 0.5uk - 2

ANS:A - yk = uk + 0.5yk - 2

yk has two unit delays and then a multiplier of 0.5 before being fedback.