A closely coiled helical spring of radius R, contains n turns and is s – McqOptions

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1.	A closely coiled helical spring of radius R, contains n turns and is subjected to an axial load W. If the radius of the coil wire is r and modulus of rigidity of the coil material is C, the stress developed in the helical spring is
A.	A
B.	B
C.	C
D.	D
Answer» C. C

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