Question

Calculate the pressure exerted by a mass of 1.0 Kg pressing through the point of a pin of area of 0.01 mm2 at the surface of the earth.

Answer 1

Answer:

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Answer 2

Answer:

10^9 N.m^-2

Explanation:

P= F/A= mg/A = 1*10/ 0.01*(10^-6)= 10*10^8= 10^9 N. m^-2