a force of 20N acts normally on a body having area of cross section 10cm power square . Calculate the pressure exerted by the body.
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given
F = 20w
A = 10c * m ^ 2
= 10 * (10 ^ - 2 * m) ^ 2
A = 10 * 10 ^ - 4 * m ^ 2
A = 10 ^ - 3 * m ^ 2
(Aorce)/(Area) = 20/(10 ^ - 3)
= 20 * 10 ^ 3 pa
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