I n Laplace transform, the variable ‘s’ equals (σ

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I n Laplace transform, the variable ‘s’ equals (σ + jω). Which of the following represent the true nature of σ ?
(1) σ has a damping effect.
(2) σ is responsible for convergence of intergral
(3) σ has a value less than zero Select the correct answer using the codes given below:

1. 1, 2 and 3
2. 1 and 2
3. 2 and 3
4. 1 and 3

Correct Option: B

NA