This quiz works best with JavaScript enabled. Home > Class 8 > Class 8 Science Chapter 11 Force And Pressure – Quiz 12 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 8 Science Chapter 11 Force And Pressure Quiz 12 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The pressure resulting from a force of 50 N exerted over an area of 5 m$^{2}$ is A) 10 N. B) 0.1 N. C) 10 N/m2. D) 0.1 Pa. Show Answer Correct Answer: C) 10 N/m2. 2. Force = pressure/area A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 3. FORCE OF INTERACTION BETWEEN A MAGNET AND ANOTHER (SUITABLE) OBJECT/MAGNET IS CALLED A) MAGNETIC FORCE. B) PRESSURE. C) ELECTRIC FORCE. D) CONTACT FORCE. Show Answer Correct Answer: A) MAGNETIC FORCE. 4. A coin when dropped left from certain height starts moving towards the earth under the influence of A) Gravitational force. B) Muscular force. C) Magnetic force. D) Electrostatic force. Show Answer Correct Answer: A) Gravitational force. 5. Interactive force between two charged body is known as A) Gravitational force. B) Muscular force. C) Electrostatic force. D) Friction force. Show Answer Correct Answer: C) Electrostatic force. 6. The sum of all forces acting on an object. A) Contact Force. B) Balanced Force. C) Unbalanced Force. D) Net Force. Show Answer Correct Answer: D) Net Force. 7. A cart gets pulled by animals is an example of which force?? A) Frictional force. B) Gravitational force. C) Push. D) Muscular force. Show Answer Correct Answer: D) Muscular force. 8. A PUSH OR PULL UPON AN OBJECT IS CALLED AS A) PRESSURE. B) THRUST. C) FORCE. D) CONTACT FORCE. Show Answer Correct Answer: C) FORCE. 9. We are able to drink a liquid through a straw because of A) Liquid Pressure. B) Atmospheric pressure. C) Viscosity. D) All of the above. Show Answer Correct Answer: B) Atmospheric pressure. 10. A football playertaking a penaltykick is ..... A) Pushing. B) Pulling. C) Lifting. D) Both A and B. Show Answer Correct Answer: A) Pushing. 11. In The Electric Bell Circuit, When The Circuit Is Completed, The Hammer Strikes The Gong. Which Of The Following Force Is Responsible For The Movement Of Hammer? A) Gravitational force alone. B) Electrostatic force alone. C) Magnetic force alone. D) Frictional force alone. Show Answer Correct Answer: C) Magnetic force alone. 12. When a body is at rest, there is no force acting on it. A) Right. B) Wrong. C) All the above. D) None of the above. Show Answer Correct Answer: B) Wrong. 13. The net force on an object is zero (0) if the two forces act on it in A) Opposite Direction. B) Same Direction. C) Sometimes opposite and sometimes same. D) All of the above. Show Answer Correct Answer: A) Opposite Direction. 14. A Force Can Produce Many Effects. Choose The Correct Statements: A) A force can change the speed of a moving object. B) A force can change the direction of a moving object. C) A force can change the shape and size of an object. D) All of the above. Show Answer Correct Answer: D) All of the above. 15. The pressure is Force unit per Area. A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: B) True. 16. A liquid exerts pressure in ..... direction. A) Upward. B) Downward. C) All. D) Sideways. Show Answer Correct Answer: C) All. 17. The buoyant force is greater if volume of the object is ..... A) Lesser. B) Greater. C) Equal. D) None of the above. Show Answer Correct Answer: B) Greater. 18. As we go higher, atomospheric pressure ..... A) Increases. B) Decreases. C) Remains same. D) Initially decreases and then increases. Show Answer Correct Answer: B) Decreases. 19. What is the acceleration experienced by a car of mass 2000kg when a force of 1200N acts on it? A) 6m/s$^{2}$. B) -6m/s$^{2}$. C) 24m/s$^{2}$. D) 0.6m/s$^{2}$. Show Answer Correct Answer: D) 0.6m/s$^{2}$. 20. Which of the following are the Effect of Force? A) Move a Stationary Object. B) Stop a Moving Object. C) Change the direction of a moving object. D) All of These. E) None of these. Show Answer Correct Answer: D) All of These. 21. At least ..... objects must interactfor a force to come into play. A) One. B) Two. C) Three. D) Five. Show Answer Correct Answer: B) Two. 22. A force of 20N is acting on a wheel to rotate it about an axle passing through its centre anticlockwise and diameter of wheel is 5m, find moment of force. A) 100Nm. B) 50Nm. C) Sink. D) 10Nm. Show Answer Correct Answer: B) 50Nm. 23. Direction in which liquid exerts pressure- A) All direction. B) Only downward. C) Only upward. D) Right and left. Show Answer Correct Answer: A) All direction. 24. All objects in motion have ..... force acting on it in opposite direction. A) Frictional. B) Gravatational. C) Buoyant. D) None of the above. Show Answer Correct Answer: A) Frictional. 25. The north pole of a magnet ..... the north pole of another magnet. A) Repels. B) Attracts. C) Attaches. D) Sticks. Show Answer Correct Answer: A) Repels. ← PreviousNext →Related QuizzesClass 8 Science Chapter 11 Force And Pressure Quiz 1Class 8 Science Chapter 11 Force And Pressure Quiz 2Class 8 Science Chapter 11 Force And Pressure Quiz 3Class 8 Science Chapter 11 Force And Pressure Quiz 4Class 8 Science Chapter 11 Force And Pressure Quiz 5Class 8 Science Chapter 11 Force And Pressure Quiz 6Class 8 Science Chapter 11 Force And Pressure Quiz 7Class 8 Science Chapter 11 Force And Pressure Quiz 8Class 8 Science Chapter 11 Force And Pressure Quiz 9Class 8 Science Chapter 11 Force And Pressure Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books