Question

for each of the systems shown below check all of the following statement that always true.

Statement The system is stable. The system is unstable. system is causal The system is non-causal If the system is causal, it is stable. If the system is not causal, it is stable. If the system is stable, it is causal. If the system is not stable, it is causal. The causal. The system is FIR The system is IIR b) Im/z) c) Imfa) 2 1 1 2 21 0 2 c) Imfz Imfz)

Answer 1

Tm(a) ReC2 On le On He onit circle axi cul side Righ side Unit circle SP lare One pl onit cincte Is ljing on ootsidk So Syslem s Unsrable s hoo キ Roc iS behoeen hoo polej Si dad equene.Hence sysem s non Causaio x Homce it is ane IIR Based on hte above γυ1eswecoi11 1 tee on h unite table able unskable casal non Ca Outsia the unil civcle CUnstable

a b Un sha ble non causa causa & Sta blc t Not causal & stabe Stable,Causal il Not stable /团causal IR stable le?tai sided Tuwo sided ROC Cnom -caus Rights İdd Ccausa))