This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physics (Part I) Chapter 3 Laws Of Motion – Quiz 23 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 23 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The scientist who is most famous for developing the Laws of Motion is ..... A) Albert Einstein. B) Stephen Hawking. C) Sir Isaac Newton. D) Galileo Galilei. Show Answer Correct Answer: C) Sir Isaac Newton. 2. When you make a sharp turn while driving a car, you tend to lean sideways ..... This is an example for ..... A) Inertia of motion. B) Inertia of rest. C) Inertia of direction. D) None of the above. Show Answer Correct Answer: C) Inertia of direction. 3. When you stick your hand out of the window of a moving car you feel the air pushing on your hand. This is an example of ..... A) Static. B) Rolling. C) Sliding. D) Fluid. Show Answer Correct Answer: D) Fluid. 4. Which of the following has greatest inertia? A) Hammer. B) Coin. C) Feather. D) None of these. Show Answer Correct Answer: A) Hammer. 5. The force of attraction between any two objects A) Average speed. B) Gravity. C) Force. D) Acceleration. E) Inertia. Show Answer Correct Answer: B) Gravity. 6. A force of 6N acts on a body at rest and having a mass 4 kg. During the time of application of force, the body attains a velocity of 30 m/s. The time for which the force acts on the body is: A) 5 s. B) 10 s. C) 15 s. D) 20 s. Show Answer Correct Answer: D) 20 s. 7. $F\\propto\frac{\Delta p}{\Delta t}$ A) Newton's first law. B) Newton's second law. C) Newton's third law. D) Newton's law of gravitation. Show Answer Correct Answer: B) Newton's second law. 8. Motion is described as an object's ..... and ..... A) Up and down. B) Speed and direction. C) Height and weight. D) None of the above. Show Answer Correct Answer: B) Speed and direction. 9. In a billiards game, the action force is applied by the cue ball on another ball. In this case, which of the following exerts the reaction force? A) Billiards ball. B) Colored ball. C) Cue stick. D) Hand of the player. Show Answer Correct Answer: B) Colored ball. 10. What is another name for the Newton's first law of motion? A) Law of Acceleration. B) Law of Velocity. C) Law of Inertia. D) Law of Mass. Show Answer Correct Answer: C) Law of Inertia. 11. F=MaAn object of mass 300 kg is observed to accelerate at the rate of 4 m/s$^{2}$. Calculate the force required to produce this acceleration. A) 75 N. B) .013 N. C) 1200 N. D) 2 N. Show Answer Correct Answer: C) 1200 N. 12. When did Isaac Newton first become interested in forces and motion? A) At birth. B) In his old age. C) In college. D) When he met Mrs. Carter. Show Answer Correct Answer: C) In college. 13. An example of Newton's third Law of Motion would be ..... A) When you push a wall, the wall doesn't push back. This would be an example of Newton's third law. B) When two objects collide, only the larger object experiences a force. This would be an example of Newton's third law. C) When you swim, you push the water backward with your arms and legs, the water pushing your forwards is newton's third law of motion. D) None of the above. Show Answer Correct Answer: C) When you swim, you push the water backward with your arms and legs, the water pushing your forwards is newton's third law of motion. 14. 2) Impulse is equals to A) Rate of change of momentum. B) Rate of force and time. C) Change of momentum. D) Rate of change of mass. Show Answer Correct Answer: C) Change of momentum. 15. A motor cycle racer takes a round with speed 20m/s in a curvature of radius of R= 40m, then the leaning angle of motor cycle for safe turn is (g=10m/s2) A) 20 degree. B) 30degree. C) 45degree. D) 60degree. Show Answer Correct Answer: C) 45degree. 16. APPLICATION:m = 10, 000 kg, F = 2000 N. What could be its acceleration due to net force? A) A = 0.20 m/s$^{2}$. B) A = 0.02 m/s$^{2}$. C) A = 20 m/s$^{2}$. D) A = 200 m/s$^{2}$. Show Answer Correct Answer: A) A = 0.20 m/s$^{2}$. 17. ..... is the study of moving bodies under the action of forces. A) Statics. B) Optics. C) Dynamics. D) Mechanics. Show Answer Correct Answer: C) Dynamics. 18. A fireman turns on his hose and is knocked backwards is an example of ..... A) Newton's 1st Law. B) Newton's 2nd Law. C) Newton's 3rd Law. D) Newton's 4rth Law. Show Answer Correct Answer: C) Newton's 3rd Law. 19. Newton's Third Law says that every time there is an action force, there is also a reaction force that is ..... in size and acts in the ..... direction. A) Equal, opposite. B) Opposite, equal. C) Greater, different. D) Lesser, same. Show Answer Correct Answer: A) Equal, opposite. 20. Identify which law applies:When Jane drives to work, she always places her purse on the passenger's seat. By the time she gets to work, her purse has fallen on the floor in front of the passenger seat. 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. 21. Two students pull on a rope with 100 N in opposite directions. If the student on the left increased her force to 125 N, the rope would MOST likely ..... A) Go from rightward acceleration to leftward acceleration. B) Go from motionless to leftward acceleration. C) Decrease its leftward acceleration. D) Decrease its rightward acceleration. Show Answer Correct Answer: B) Go from motionless to leftward acceleration. 22. According to Newton's Second Law of Motion, what happens to the acceleration of an object if the mass is halved while the force remains constant? A) The acceleration is halved. B) The acceleration remains the same. C) The acceleration is doubled. D) The acceleration is quadrupled. Show Answer Correct Answer: C) The acceleration is doubled. 23. Which of the following is not a type of friction? A) Sliding. B) Rolling. C) Static. D) Gravity. Show Answer Correct Answer: D) Gravity. 24. What is the name of Newton's 3rd Law of Motion? A) Law of Force and Acceleration. B) Law of Inertia. C) Law of Action / Reaction. D) None of the above. Show Answer Correct Answer: C) Law of Action / Reaction. 25. 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 M/S. C) 500 Kg. D) 500N. Show Answer Correct Answer: D) 500N. ← 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