For the close coil helical spring of the maximum deflection is________

1.	For the close coil helical spring of the maximum deflection is__________________?
A.	WD3n/d4N
B.	2WD3n/d4N
C.	4W²D3n/d4N
D.	8WD3n/d4N
Answer» E.

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For the close coil helical spring of the maximum deflection is__________________?

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