Electronics and Communication Engineering - Signals and Systems

6.
The power in the signal s(t) = 8 cos (20 p - p/2) + 4 sin (15 pt) is
40
41
42
82
Answer: Option
Explanation:
No answer description is available. Let's discuss.

7.
For the function f(t) = e-at, the Laplace transform is
Answer: Option
Explanation:
No answer description is available. Let's discuss.

8.
If f(t) ↔ F(jω), f(- t) ↔
- F(jω)
F(- jω)
F(jω)
0.5 F(jω)
Answer: Option
Explanation:
No answer description is available. Let's discuss.

9.

Assertion (A): Transient analysis uses Laplace transformation.

Reason (R): Laplace transform method is suitable for solution of integro differential equations.

Both A and R are correct and R is correct explanation of A
Both A and R are correct but R is not correct explanation of A
A is true, R is false
A is false, R is true
Answer: Option
Explanation:
No answer description is available. Let's discuss.

10.
The minor Mij of an n x n matrix is the determinant of (n - 1) x (n - 1) matrix formed by deleting the ith row and j the column of n x n matrix.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.