Electronics and Communication Engineering - Signals and Systems

36.
Short circuit is the dual of open circuit.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.

37.
Highest value of Autocorrelation of a function 100 cos 50 pt is
50
100
zero
100/p
Answer: Option
Explanation:
No answer description is available. Let's discuss.

38.
The Laplace transform of (tn-1) where n is integer is
1/sn
(n - 1)!/sn
n!/sn
Answer: Option
Explanation:
No answer description is available. Let's discuss.

39.
Which one of the following is the correct statement? The region of convergence of z transform of x[n] consists of the values of z for which x[n] r-n is
absolutely integrable
absolutely summable
unity
< 1
Answer: Option
Explanation:
No answer description is available. Let's discuss.

40.
The data about p the pull required to lift a weight wby a pulley block is

The linear law p = a + bw is
3.2 + 0.171 w
2.28 + 0.1879 w
1.2 + 0.25 w
0.6 + 0.3 w
Answer: Option
Explanation:
No answer description is available. Let's discuss.