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Introduction to Projectile Motion

A ball is thr...

Question

A ball is thrown upwards. It returns to ground describing a parabolic path. which of the following remains constant?

A

Speed of the ball

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B

Kinetic energy of the ball

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C

Vertical component of velocity

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D

Horizontal component of velocity.

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Solution

The correct option is D Horizontal component of velocity.
Horizontal component of velocity
$∵$ There is no acceleration in horizontal direction

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