Electronics and Communication Engineering - Signals and Systems

41.
The z transform of fk = ak is
Answer: Option
Explanation:
No answer description is available. Let's discuss.

42.
If X(z) = (1 - a)z-1/[(1 - z-1)(1 - az-1)] and 1 < |z|, the final value of xk is
0
1
2
Answer: Option
Explanation:
No answer description is available. Let's discuss.

43.
In the given figure f(t) is an even function.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.

44.
Final value theorem is used to find
steady state value of system output
initial value of output
transient beaviour of output
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.

45.
Which one of following is correct condition to check the stability of sysytem in terms of impulse response?
Σ(x(n)) < ∞
Σx(n) < 0
Σx(n) = 0
Σx(n) = ∞
Answer: Option
Explanation:
No answer description is available. Let's discuss.