A car traveling at 28.0 m/s28.0 m/s hits a bridge abutment. A passenger in the car, who has a mass of 66.0 kg, 66.0 kg, moves forward a distance of 56.0 cm56.0 cm while being brought to rest by an inflated air bag. Assuming that the force that stops the passenger is constant, what is the magnitude? F of this force?

Question

Physics

Veronica Singleton

9 June, 09:08

A car traveling at 28.0 m/s28.0 m/s hits a bridge abutment. A passenger in the car, who has a mass of 66.0 kg, 66.0 kg, moves forward a distance of 56.0 cm56.0 cm while being brought to rest by an inflated air bag. Assuming that the force that stops the passenger is constant, what is the magnitude? F of this force?

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Answers (1)

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Nico · Answer 1

The answer to your question is: F = 924 N

Explanation:

Data

v = 28 m/s

m = 66 kg

d = 56 cm

F = ?

Formula

v = d/t

a = v/t

F = ma

Process

t = d/v = 56 / 28 = 2 s

a = v/t = 28 / 2 = 14 m/s²

F = 66 (14) = 924 N