This quiz works best with JavaScript enabled. Home > Class 8 > Class 8 Science Chapter 11 Force And Pressure – Quiz 11 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 8 Science Chapter 11 Force And Pressure Quiz 11 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following is not the effect of force? A) Force can change the shape of object. B) Force can change the size of the object. C) Force can change the mass of an object. D) Force can stop a moving object. Show Answer Correct Answer: C) Force can change the mass of an object. 2. When two forces act in opposite directions, then net force acting two forces A) Sum of two factors. B) Difference between two factors. C) Both of these. D) None of these. Show Answer Correct Answer: B) Difference between two factors. 3. Force acting normal to surface is called A) Thrust. B) Weight. C) Upthrust. D) Buoyant force. Show Answer Correct Answer: A) Thrust. 4. Assertion (A):Magnetic force is an example of contact force. Reason(R):In contact force bodies are in direct contact. A) Both A and R are true, and R is the correct explanation of the assertion. B) Both A and R are true, but R is not the correct explanation of the assertion. C) A is true, but R is false. D) A is false, but R is true. Show Answer Correct Answer: A) Both A and R are true, and R is the correct explanation of the assertion. 5. FORCE EXERTED BY THE ACTION OF MUSCLES IN THE BODY OF LIVING BEINGS IS CALLED AS A) CONTACT FORCE. B) MUSCULAR FORCE. C) ELECTRIC FORCE. D) THRUST. Show Answer Correct Answer: B) MUSCULAR FORCE. 6. Force acting per unit area is called A) Non-contact forces. B) Contact forces. C) Force. D) Pressure. Show Answer Correct Answer: D) Pressure. 7. Why water comes out of the pipes used for water supply through the leakage joints A) Because water always tends to flow out. B) It is easy for water to flow out. C) Because of pressure exerted by water on the walls. D) All of above. Show Answer Correct Answer: C) Because of pressure exerted by water on the walls. 8. How many types of forces are there? A) 1. B) 2. C) 3. D) 4. Show Answer Correct Answer: B) 2. 9. The S.I. units associated with force is A) Newton. B) Pascal. C) Meter. D) Meter square. Show Answer Correct Answer: A) Newton. 10. ..... forces do not change the state of rest or of motion of an object. A) Balanced. B) Imbalanced. C) All the above. D) None of the above. Show Answer Correct Answer: A) Balanced. 11. What happens to Atmospheric pressure when the height increases? A) It decreases. B) It increases. C) It remains the same. D) None of these. Show Answer Correct Answer: A) It decreases. 12. If We Release A Magnet Held In Our Hand, It Falls To The Ground. The Force Responsible For This Is: A) Muscular force. B) Magnetic force. C) Gravitational force. D) Electrostatic force. Show Answer Correct Answer: C) Gravitational force. 13. If In a tug-of-war, when two teams are pulling a rope, and the rope does not move towards any team, it implies that A) Equal force is being applied in the same direction. B) Equal Force is being applied in opposite direction. C) No force is applied in any direction. D) Cannot be explained. Show Answer Correct Answer: B) Equal Force is being applied in opposite direction. 14. If two forces are applied on one object in ..... direction to each other, a force equal to their difference acts on the object. A) Oppoisite. B) Same. C) All the above. D) None of the above. Show Answer Correct Answer: A) Oppoisite. 15. An object of mass 2 kg undergoes a change of velocity of 8m/s in 4s what is the force acting on it? A) 8n. B) That. C) Lion. D) 6N. Show Answer Correct Answer: C) Lion. 16. The force between two charged bodies is called A) Muscular force. B) Gravitational force. C) Magnetic force. D) Electrostatic force. Show Answer Correct Answer: D) Electrostatic force. 17. When you rub your hands together, which force is acting? A) Skin resistance. B) Air resistance. C) Gravity. D) Friction. Show Answer Correct Answer: D) Friction. 18. Identify the odd pair in the following. A) Friction-Contact force. B) Muscular Force-Contact force. C) Electrostatic force-Contact force. D) Magnetic force-Noncontact force. Show Answer Correct Answer: C) Electrostatic force-Contact force. 19. When two equal forces are acting on an object in opposite direction object will not move from its place A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 20. The same F acts on four different objects having the areas given below, one by one. In which case the pressure exerted will be the maximum? A) 20m.sq. B) 50m.sq. C) 10m.sq. D) 100m.sq. Show Answer Correct Answer: C) 10m.sq. 21. A tennis players hits a ball with a racket.Which object is the force applied on? A) Ball. B) Racket. C) Tennis Player. D) None of the above. Show Answer Correct Answer: A) Ball. 22. A liquid exerts the same pressure in all directions at all points lying at a given depth inside the liquid. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 23. The strength of force is expressed by its A) Weight. B) Mass. C) Magnitude. D) Longitudinal force. Show Answer Correct Answer: C) Magnitude. 24. An increase in the area on which force is applied will- A) Decrease the Pressure. B) Increase the Pressure. C) No change in Pressure. D) Change mass of the body. Show Answer Correct Answer: B) Increase the Pressure. 25. Distance can be zero. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. ← 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