**Question:**

**If a spring of stiffness ‘ $k$ ‘ is cut into parts ‘ $A$ ‘ and ‘ $B$ ‘ of length $\ell_{A}: \ell_{B}=2: 3$, then the stiffness of spring ‘ $A$ ‘ is given by**

$\frac{3 k}{5}$

$\frac{2 k}{5}$

$k$

$\frac{5 k}{2}$

Question of from chapter.

JEE Main Previous Year 2011

Correct Option: 4

**Solution:**

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