When a closely-coiied helical spring of mean diameter (D) is subjected – McqOptions

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1.	When a closely-coiied helical spring of mean diameter (D) is subjected to an axial load (W), the deflection of the spring (δ) is given by (where d = Diameter of spring wire, n = No. of turns of the spring, and C = Modulus of rigidity for the spring material)
A.	[A].
B.	[B].
C.	[C].
D.	[D].
Answer» E.

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