Estimate the pressure exerted on a floor by (a) one pointed heel of area = 0.45 cm2, and (b) one wide heel of area 16 cm2.
Question
Estimate the pressure exerted on a floor by (a) one pointed heel of area = 0.45 cm2, and (b) one wide heel of area 16 cm2. The person wearing the shoes has a mass of 56 kg. Answer is both Pa and atm. I have to solve both in pa and atm thank you.
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General Physics
6 years
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Answer ( 1 )
(a)
(56 * 9.81) / (0.45 * 10^(-4))
= 12208000 N / m^2.
= 12208000 pa
= 122.08 atm
(b)
(56 * 9.81) / (16 * 10^(-4))
= 343350 N / m^2.
= 343350 pa
= 3.4335 atm