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5.4 Exercise 9

Avg difficulty 2.5

A rocket sled accelerates at a rate of 49.0m/s2\left(49.0 \text{m}/\text{s}\right)^{2}. Its passenger has a mass of 75.0 kg. (a) Calculate the horizontal component of the force the seat exerts against his body. Compare this with his weight using a ratio. (b) Calculate the direction and magnitude of the total force the seat exerts against his body.

OpenStax University Physics Volume 1, 5.4 Mass and Weight, exercise 9

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Adapted from University Physics Volume 1 © 2016 Rice University. Licensed under CC BY 4.0. Source: University Physics Volume 1. Imported at revision db44eb9.