Question

can anyone pls give the answers for the questions​

Answer 1

1- 1 pascal is the amount of pressure on a body for a force of 1N on an area of            1m^2

2-1cm^2 =10^-4 m^2

 15=F/0.0001      F=0.0015N

4- 150cm^2= 0.015m^2

P=15/0.015      P=1000Pa