A man standing close to the platform at a railway station experiences a pulling force towards a fast moving train because of ________

Virat Bhati • 7.23K Points
Tutor III Physics

Q. A man standing close to the platform at a railway station experiences a pulling force towards a fast moving train because of ________

(A) Gravitational force between train and man
(B) Illusion of the man
(C) The centripetal force
(D) Pressure difference due to fast moving air in between

Correct Answer - Option(D)

Explanation by: Virat Bhati

When a fast-moving train passes a man standing on the platform at rest, the air between train and person also moves with greater speed. This rapidly moving air, by Bernoulli's principle will have a lower pressure than the still air a few feet away.

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