The man jumps from the window of a burning hotel and lands in a safety net that stops him fall in 1 mm. Determine the average force that the net exerts on the man if he enters the net at a speed of 28 m/sm/s. Assume that the man's mass is 64 kgkg.

Question

Jefferson Ramirez

Physics

6 February, 12:52

The man jumps from the window of a burning hotel and lands in a safety net that stops him fall in 1 mm. Determine the average force that the net exerts on the man if he enters the net at a speed of 28 m/sm/s. Assume that the man's mass is 64 kgkg.

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Answers (1)

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Dolce · Answer 1

Given that,

time = 1minute=60seconds

Speed=28m/s

Mass of man=64kg.

Then, Force?

Force is given as

F=ma

Where a is given as v/t

Then,

F=mv/t

F=64*28/60

F=29.87N.

The average force exerted on the man is 29.87N