# NEET Physics Mathematical Tools Questions Solved

A bar of mass M and length L is hanging from point S as shown in figure. The Young's modulus of elasticity of the wire is Y and the area of cross-section of the wire is A. Find total elongation in bar.

[This question is only for Dropper and XII batch]

1. $\frac{MgL}{AY}$

2. $\frac{MgL}{2AY}$

3. $\frac{2MgL}{AY}$

4. $\frac{3MgL}{2AY}$

Concept Videos :-

#16 | Calculus: Differential Equation
#19 | Numericals

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Integration
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