A spring having a spring constant ' \( K \) ' is loaded with a mass...

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A spring having a spring constant ' \( K \) ' is loaded with a mass ' \( m \) '. The spring is cut into two equal parts and one of these
\( \mathrm{P} \) is loaded again with the same mass. The new spring constant is
[NCERT 1990; KCET 1999;
W
Kerala PMT 2004; BCECE 2004; Similar WB-JEE 2009]
(a) \( K / 2 \)
(b) \( K \)
(c) \( 2 K \)
(d) \( K^{2} \)
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