Two closed coil springs of stiffness s and 2s are arranged in series i – McqOptions

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1.	Two closed coil springs of stiffness s and 2s are arranged in series in one case and in parallel in other case. The ratio of stiffness of springs connected in series to parallel is-
A.	1/6
B.	2/9
C.	2/3
D.	1/3
Answer» C. 2/3

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