Which of the following statements is correct regarding drag acting on a ball thrown vertically downwards from a building before it touches the ground?
A
The direction of the drag will always be downward.
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B
The direction of the drag will always be upward.
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C
The ball will experience no drag.
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D
Initially, the direction of drag will be upward and after some time the direction will be downwards.
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Solution
The correct option is B
The direction of the drag will always be upward. The drag acting on a moving body always opposes the relative motion. Hence, when the body is falling vertically downward from a building, it will experience an upward drag.