A simple spring mass vibrating system has a natural frequency of fn. I – McqOptions

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1.	A simple spring mass vibrating system has a natural frequency of fn. If the spring stiffness is halved and mass is doubled, then the natural frequency will become
A.	\(\frac {f_n}{2}\)
B.	2fn
C.	4fn
D.	8fn
Answer» B. 2fn

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