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A simple spring has length l and force c...

A simple spring has length l and force constant K. It is cut into two springs of lengths `l_(1) "and" l_(2)` such that `l_(1) = n l_(2)` (n = an integer). The force constant of spring of length `l_(1)` is

A

K(1+n)

B

(K/n)(1+n)

C

K

D

K/(n+1)

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