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Question: Answered & Verified by Expert
A ball is thrown from a point with a speed $v_0$ at an angle of projection $\theta$. From the same point and at the same instant person starts running with a constant speed $v_0 / 2$ to catch the ball. Will the person be able to catch the ball? If yes, what should be the angle of projection?
PhysicsMotion In One DimensionJEE MainJEE Main 2004
Options:
  • A
    yes, $60^{\circ}$
  • B
    yes, $30^{\circ}$
  • C
    no
  • D
    yes, $45^{\circ}$
Solution:
2617 Upvotes Verified Answer
The correct answer is:
yes, $60^{\circ}$
$\mathrm{v}_0 \cos \theta=\frac{\mathrm{v}_0}{2}$
$\Rightarrow \theta=60^{\circ}$

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