Question

Can someone answer this............

Answer 1

Answer:

a) P=100Pa,A=4m^2

P=F/A,where F is force,A=area,P=pressure

P.A=F

100*4=400N=F

F=mg,g=10

400=10*m

m=40kg

b) P=F/A

  P=100/(40*50*10^-4)

P=100/0.2

P=500Pa

Explanation: