Someone's going to die!
A man falls off a cliff. His mass is 70 kg. The surface area of which he lands on is 700 square metre. Assuming that gravitational acceleration is 10m/ , what is the pressure of which he hits the ground(in Pascals)?
The answer is 1.
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1 solution
P = F/A
F = ma = mg
Hence P = 70 * 10 / 700 = 1 Pa