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Question

For a freely falling body the initial velocity is given by


A

v=v2+2gh

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B

v=gt2

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C

v=0

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D

None of these

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Solution

The correct option is C

v=0


Explanation for the correct option:

Option C:

  1. During a free fall, only the gravitational force acts on a body.
  2. The initial velocity of the body is zero during free fall.
  3. Hence, this is the correct option.

Explanation for the incorrect options:

Option A:

  1. The initial velocity of the body is zero during free fall.
  2. Hence, this is not the correct option.

Option B:

  1. The initial velocity of the body is zero during free fall.
  2. Hence, this is not the correct option.

Option D:

  1. As Option C is the correct option, this cannot be the correct option.

Hence, option C is the correct option.


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