Physics · 2026
JEE Main · 24 January 2026, Shift 1 · Q27
A spring of force constant 15 N / m is cut into two pieces. If the ratio of their length is 1: 3, then the force constant of smaller piece is ____…
A spring of force constant $\displaystyle 15 \mathrm{~N} / \mathrm{m}$ is cut into two pieces. If the ratio of their length is $\displaystyle 1: 3$, then the force constant of smaller piece is $\displaystyle \_\_\_\_$ N/m.
Official answer
From NTA’s final answer key for this paper.
(2)
$\displaystyle 60$
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JEE Main 2026 Physics question, with the answer from NTA’s final answer key. Where our answers come from.