Q.1
What force is needed on an area of 4m to produce a pressure of 16Pa?
  • 0.25N
  • 4N
  • 64N
  • 64Kg
Q.2
The bottom of a box has dimensions 2m by 3m. What is the weight of the box to produce a pressure of 20Pa?
  • 4N
  • 26N
  • 100N
  • 120N
Q.3
Box A has a weight of 20N. It is put on top of box B. These two boxes exert a pressure of 60Pa. The area box B covers is 3m . Find weight of box B.
  • 60N
  • 80N
  • 160N
  • 180N
Q.4
A four legged table exerts a pressure of 8,000Pa on the ground. Each leg has an area of 0.01m . What is the weight of the table?
  • 32N
  • 80N
  • 320N
  • 320Kg
Q.5
What has to happen to the force exerted if the area doubles but the pressure is unchanged?
  • The force must decrease
  • The force must double
  • The force must increase
  • The force must stay the same
Q.6
The dimensions of a ski are 8cm x 150cm. What is the weight of a skier standing on 2 skis to produce a pressure of 2,500Pa?
  • 500N
  • 600N
  • 900N
  • 2,400N
Q.7
A girl is wearing a trainer on one foot and a stiletto on the other! Which exerts the most pressure on the ground?
  • Both the same
  • Stiletto heel
  • They don't exert a pressure
  • Trainer
Q.8
What has to happen to the force exerted over a fixed area if the pressure doubles?
  • The force must decrease
  • The force must double
  • The force must increase
  • The force must stay the same
Q.9
What force is needed on an area of 5m to produce a pressure of 25Pa?
  • 5N
  • 20N
  • 30N
  • 125N
Q.10
The bottom of a box has an area of 5m . What is the weight of the box to produce a pressure of 20Pa?
  • 4N
  • 100N
  • 4Kg
  • 100Kg
0 h : 0 m : 1 s