11. The dc response GHO(S)s-o of a ZOH in a 100 sample/s system is a) 1/100 b) 100 c) 2001 e) none above 12. In a in a 5 sample/s system with X(s)=3/s, the starred transform is X (s) = 3e3/5 3e-5/5 a) s/5-1 b) 262-55 c) 152575 d) none above ) none above 15e-s/5 13. In a in a 2 sample/s system with X (s) = 3e$2/(2e-1) the z-transform is X(z) = 3e 1/2 3e 1/2 2zes/2-1 b) ze1/27-1 3 z 1 222-1 d) none above 14. The lag-compensator with Bode magnitude plot below has a zero at a) 10 Hz b) 100 Hz c) 1000Hz d) none above 10 100 1.103 104 1.10% Freq. (Hz)