- Signals and Systems - Section 1
- Signals and Systems - Section 2
- Signals and Systems - Section 3
- Signals and Systems - Section 4
- Signals and Systems - Section 5
- Signals and Systems - Section 6
- Signals and Systems - Section 7
- Signals and Systems - Section 8
- Signals and Systems - Section 9
- Signals and Systems - Section 10


Signals and Systems - Engineering
Q1: If a sequence is causal then ROC is (where a is any number)A |z| > a
B |z| < a
C |z| = a
D Entire Plane
ANS:A - |z| > a Causal means only past & present values. That means only right sided values. |


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