1. 1/3
2. 1/3
3. 1/2
4. 1/3
1/2<|z|<3
1. (1/1-z-1); |z|>1
2. (1/1-az-1); |z|>a
3. 1 for all z
4. (1/1-az-1); |z|
(1/1-az-1); |z|>a
1. (t2 * e-2t) U(t)
2. (t * e2t) U(t)
3. (t2 e-2t)U(t)
4. (te-2t)U(t)
(t * e2t) U(t)
1.
2.
3.
4.
1. 1-exp(-Ts)/s
2. 1/s
3. 1
4. 1/[1-exp(-Ts)
1-exp(-Ts)/s
1. 2{1-e-2t]u(t)
2. 4[e-t-e-2t]u(t)
3. sin 2t
4. (1-4e-4t)u(t)
2{1-e-2t]u(t)
1. 0
2. ½
3. 3/2
4. 1
½
1. Non-causal system
2. Stable system
3. Causal system
4. Unstable system
Causal system
1. v(t)=z(t). i(t)
2.
3.
4. v(t)=z(t)+i(t)
1. S1
2. S2
3. S3
4. S4
S4