2: -1 (b) Consider a computer implementing a digital controller D{:) = with a computational delay of l ms (t. 109 sec.), the sampling period is T = 0.05 sec. The computer is followed by a zero data hold and plant G(s)- Input is a unit step function. Find Y(z) 5+1 y (3) 2z-1 & - 2001 $+1 E(S) T quation 2: -1 (b) Consider a computer implementing a digital controller D{:) = with a computational delay of l ms (t. 109 sec.), the sampling period is T = 0.05 sec. The computer is followed by a zero data hold and plant G(s)- Input is a unit step function. Find Y(z) 5+1 y (3) 2z-1 & - 2001 $+1 E(S) T quation