1
IAT (IISER) 2020
MCQ (Single Correct Answer)
+4
-1

The potential energy of a point particle of mass $m$ undergoing rectilinear motion along the $x$-axis is given by

$$ V(x)=A x+B x^2 $$

What is the maximum speed attained by the particle if it starts from rest at $x=\frac{A}{B}$ ?

A

$\frac{3 A}{\sqrt{2 B m}}$

B

$\frac{A}{\sqrt{2 B m}}$

C

$\frac{2 A}{\sqrt{B m}}$

D

$A \sqrt{\frac{2}{B m}}$

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