engineering recuitment BEL Probationary Engineers Mock Test 2025 Signals and Systems Laplace Transform
e−at cosωt का लाप्लास ट्रांसफार्म क्या होगा?
1
\(\frac{s}{(s+a)^{2}+\omega^{2}}\)
2
\(\frac{s+a}{(s+a)^{2}+\omega^{2}}\)
3
\(\frac{(s+a)^{2}}{s^{2}+\omega^{2}}\)
4
\(\frac{s-a}{(s-a)^{2}+\omega^{2}}\)