Question

If the top of your head has a surface area of 100cm2, what is the weight of the air above your head?

Answer 1

Answer) Given data: Surface area of head = 100cm2 Assumption: Person standing at sea level and the pressure is 101.325kPa. Solution: Assuming the person(Myself) standing at the sea level,the pressure acting on the head = 101.325kPa. The force acting on the head = F = P *A =101.325 *(100)*(1/100)^2 = 1.01325KN...