JEE Main Physics question
A projectile is thrown at an angle of to the horizontal from point . At the same time, another projectile is thrown with velocity upwards from a point vertically below the highest point of 's trajectory. For to collide with , should be
Answer: (C)
Solution
Both particles start at and experience the same downward acceleration . If (their initial vertical velocities match), the two height-vs-time curves are
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