What will be the gain margin in dB of a system having the following op – McqOptions

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1.	What will be the gain margin in dB of a system having the following open loop transfer function?\(G\left( s \right)H\left( s \right) = \frac{2}{{s\left( {s + 1} \right)}}\)
A.	0
B.	2
C.	\(\frac{1}{2}\)
D.	∞
Answer» E.

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