The weight of a person is 80 kgf. How much pressure is exerted by him on the ground, when (1) he is lying. (2) he is standing on both his feet? Give: area of the body of the person 1.2m2 and that of a foot is 60 cm2 (g=9.8 m/ second2
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1. P = F/A
= 80/1.2
= 66.67 pa Approx.
2. P = F / A
= 80 / 0.6
=133.34 pa Approx.
= 80/1.2
= 66.67 pa Approx.
2. P = F / A
= 80 / 0.6
=133.34 pa Approx.
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