A spring of stiffness 1000 N/m is stretched initially by 100 mm from the undeformed position. The work required to stretch it by another 100 mm is

A spring of stiffness 1000 N/m is stretched initially by 100 mm from

1.	A spring of stiffness 1000 N/m is stretched initially by 100 mm from the undeformed position. The work required to stretch it by another 100 mm is
A.	5 N-m
B.	7 N-m
C.	10 N-m
D.	15 N-m
Answer» E.

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A spring of stiffness 1000 N/m is stretched initially by 100 mm from the undeformed position. The work required to stretch it by another 100 mm is

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