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JEE PYQ: Motion In One Dimension Question 30

Question 30 - 2019 (12 Apr Shift 2)

A particle is moving with speed $v = b\sqrt{x}$ along positive $x$-axis. Calculate the speed of the particle at time $t = \tau$ (assume that the particle is at origin at $t = 0$).

(1) $\frac{b^2\tau}{4}$

(2) $\frac{b^2\tau}{2}$

(3) $b^2\tau$

(4) $\frac{b^2\tau}{\sqrt{2}}$

Show Answer

Answer: (2)


Learning Progress: Step 30 of 32 in this series