This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physics (Part I) Chapter 3 Laws Of Motion – Quiz 29 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 29 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. An object at rest will stay at rest and an object in motion is stay in motion unless an unbalanced force acts on it. A) Newton's First Law. B) Newton's Second Law. C) Newton's Third Law. D) All of these. Show Answer Correct Answer: B) Newton's Second Law. 2. A push and/or a pull. A) Force. B) Net force. C) Normal force. D) Drag force. Show Answer Correct Answer: A) Force. 3. Solve the following equation to find the force.F = 10kg x 5m/s A) 20 newtons. B) 50 newtons. C) 2 newtons. D) 50 kilometers. Show Answer Correct Answer: B) 50 newtons. 4. Suppose you are conducting an experiment concerning gravities effects on falling objects, and you want to minimize air resistance. Which of these would be the most useful and practical way to do these? A) Useaerodynamic objects. B) Seextremely dense objects. C) Conductthe experiment in vaccum. D) Conductthe experiment at various altitudes. Show Answer Correct Answer: C) Conductthe experiment in vaccum. 5. Given direction from a starting point to describe an object's position A) Reference direction. B) Net force. C) Gravity. D) Inertia. Show Answer Correct Answer: A) Reference direction. 6. When the forces acting upon an object are UNBALANCED, the object will ..... A) Stay still. B) Move. C) Bounce. D) Fly. Show Answer Correct Answer: B) Move. 7. The acceleration of a 4 kg bowling ball will be greater than the acceleration of a 6 kg bowling ball if the same force is applied to both. A) Newton's 1st Law of Motion. B) Newton's 2nd Law of Motion. C) Newton's 3rd Law of Motion. D) None of the above. Show Answer Correct Answer: B) Newton's 2nd Law of Motion. 8. The S.I. unit of weight is ..... A) Dyne. B) Newton. C) Kgf. D) Kg. Show Answer Correct Answer: B) Newton. 9. COMPREHENSION:Five coins tied on a thread can be spun faster compared to several coins tied on a thread. What law is being exhibited by this situation? A) Law of Inertia. B) Law of Motion. C) Law of Interaction. D) Law of Acceleration. Show Answer Correct Answer: D) Law of Acceleration. 10. A magician pulls a table cloth from under a table of dishes. A) Newton's 1st Law of Motion. B) Newton's 2nd Law of Motion. C) Newton's 3rd Law of Motion. D) None of the above. Show Answer Correct Answer: A) Newton's 1st Law of Motion. 11. Combined forces form a net force of zero A) Balanced forces. B) Inertia. C) Weight. D) Mass. Show Answer Correct Answer: A) Balanced forces. 12. Which has more mass, a kilogram of cotton or a kilogram of iron? A) The iron. B) The cotton. C) They both have the same mass. D) Cannot be determined from the given information. Show Answer Correct Answer: C) They both have the same mass. 13. The car will stop and the person will keep moving because of inertia. What is this an example of? A) 1st Law of Motion. B) 2nd Law of Motion. C) 3rd Law of Motion. D) None of the above. Show Answer Correct Answer: A) 1st Law of Motion. 14. Acceleration A) The change in velocity of an object traveling in a circular path. B) Velocity /time. The rate of change in velocity over time. C) The force applied = the object's mass times the acceleration; F=ma. D) A push or pull exerted on an object. Show Answer Correct Answer: B) Velocity /time. The rate of change in velocity over time. 15. 7) According to Newton's third law of motion for every action there is ..... A) Upward reaction. B) Not equal and opposite reaction. C) Equal but opposite reaction. D) Equal and same reaction. Show Answer Correct Answer: C) Equal but opposite reaction. 16. Friction is termed as" a necessary evil ", because A) It has only advantages. B) It has only disadvantages. C) It is not applicable in daily life. D) It has both advantages and disadvantages. Show Answer Correct Answer: D) It has both advantages and disadvantages. 17. The less the force that is applied, the ..... the acceleration. A) Greater. B) Lesser. C) All the above. D) None of the above. Show Answer Correct Answer: B) Lesser. 18. Is a change in position compared to a place or an object that is not moving. A) Motion. B) Force. C) Gravity. D) Newton. Show Answer Correct Answer: A) Motion. 19. According to Newtons Third Law of Motion, every action has an equal and opposite ..... A) Gravity. B) Force. C) Mass. D) Reaction. Show Answer Correct Answer: D) Reaction. 20. 3)An object with a mass of 100 kg is observed to accelerate at the rate of 5 m/s2. Calculate the force required to produce this acceleration. A) 20N. B) 500 N. C) 20 kg. D) 500kg. Show Answer Correct Answer: B) 500 N. 21. According to Newton's Third Law, what is the equal and opposite force to the downward force of gravity on a man standing on the beach? A) The man pulling upward on the earth. B) The force of friction holding the man still. C) The pull of the sun keeping the earth in orbit. D) The surrounding air pressure keeping the man in equilibrium. Show Answer Correct Answer: A) The man pulling upward on the earth. 22. Force:vector;mass: ..... A) Acceleration. B) Scalar quantity. C) Speed. D) Unit of measure. Show Answer Correct Answer: B) Scalar quantity. 23. The ball bounces back on hitting the ground. A ball strikes the ground with certain force and the ground pushes back the ball with equal force. This is an example of which law of motion? A) Newton's second law. B) Newton's third law. C) Newton's first law. D) None of above. Show Answer Correct Answer: B) Newton's third law. 24. Acceleration is equal to the net force exerted on the object divided by the object's mass A) Newton's second law of motion. B) Newton's first law of motion. C) Newton's third law of motion. D) None of the above. Show Answer Correct Answer: A) Newton's second law of motion. 25. Which of Newton's laws is illustrated when a magician pulls a tablecloth out from under the dishes without disturbing them? A) First. B) Second. C) Third. D) Fourth. Show Answer Correct Answer: A) First. ← PreviousNext →Related QuizzesClass 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 1Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 2Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 3Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 4Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 5Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 6Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 7Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 8Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 9Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books