This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Science > Physics Part I > Class 11 Physics (Part I) Chapter 3 Laws Of Motion – Quiz 12 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 12 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. 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. 2. Given direction from a starting point to describe an object's position A) Net force. B) Gravity. C) Inertia. D) Reference direction. Show Answer Correct Answer: D) Reference direction. 3. When the forces acting upon an object are UNBALANCED, the object will ..... A) Bounce. B) Stay still. C) Fly. D) Move. Show Answer Correct Answer: D) Move. 4. 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. 5. The S.I. unit of weight is ..... A) Dyne. B) Kg. C) Newton. D) Kgf. Show Answer Correct Answer: C) Newton. 6. 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 Interaction. B) Law of Motion. C) Law of Acceleration. D) Law of Inertia. Show Answer Correct Answer: C) Law of Acceleration. 7. 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. 8. Combined forces form a net force of zero A) Mass. B) Balanced forces. C) Weight. D) Inertia. Show Answer Correct Answer: B) Balanced forces. 9. 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. 10. 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. 11. 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. 12. 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. 13. 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. 14. Is a change in position compared to a place or an object that is not moving. A) Gravity. B) Motion. C) Newton. D) Force. Show Answer Correct Answer: B) Motion. 15. According to Newtons Third Law of Motion, every action has an equal and opposite ..... A) Gravity. B) Mass. C) Force. D) Reaction. Show Answer Correct Answer: D) Reaction. 16. 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) 20 kg. B) 500 N. C) 500kg. D) 20N. Show Answer Correct Answer: B) 500 N. 17. 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 surrounding air pressure keeping the man in equilibrium. C) The pull of the sun keeping the earth in orbit. D) The force of friction holding the man still. Show Answer Correct Answer: A) The man pulling upward on the earth. 18. Force:vector;mass: ..... A) Unit of measure. B) Speed. C) Scalar quantity. D) Acceleration. Show Answer Correct Answer: C) Scalar quantity. 19. 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. 20. 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. 21. Which of Newton's laws is illustrated when a magician pulls a tablecloth out from under the dishes without disturbing them? A) Fourth. B) Third. C) First. D) Second. Show Answer Correct Answer: C) First. 22. The force you have to overcome to start an object moving is ..... A) Static friction. B) Fluid friction. C) Rolling friction. D) Sliding friction. Show Answer Correct Answer: A) Static friction. 23. A rider on a roller coaster has the least ..... energy at the bottom of a hill. A) Potential. B) Kinetic. C) Thermal. D) None of the above. Show Answer Correct Answer: A) Potential. 24. It is much more difficult to move a dresser full of clothes than an empty dresser. A) Law 1. B) Law 2. C) Law 3. D) None of the above. Show Answer Correct Answer: B) Law 2. 25. Newton's third law states for every action their is an equal or opposite reaction. Which is the best example A) The air rushing out of a balloon, causing it to move across the room. B) Flying forward in you seat when the brakes a slammed on. C) A weight lifter dropping the bar. D) A softball flying on the air. Show Answer Correct Answer: A) The air rushing out of a balloon, causing it to move across the room. 26. Everything in the universe is in what? A) The universe. B) Motion. C) Trouble. D) School. Show Answer Correct Answer: B) Motion. 27. There is a natural tendency of objects to ..... All objects resist changes in their motion. A) Keep doing what they are doing. B) Love to stop what they're doing and change. C) Accelerate slowly. D) To do what they are told. Show Answer Correct Answer: A) Keep doing what they are doing. 28. Identify the law:To dislodge ketchup from the bottom of a ketchup bottle, it is often turned upside down and thrusted downward at high speeds and then abruptly halted. 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. 29. Things at rest stay at what? A) Motion. B) Home. C) Rest. D) School. Show Answer Correct Answer: C) Rest. 30. Which law of motion says that the harder you kick the ball, the farther it will go? A) Law of Inertia. B) Law of Acceleration. C) Law of Interaction. D) None of the above. Show Answer Correct Answer: B) Law of Acceleration. 31. Momentum is the product of ..... & ..... A) Mass & acceleration. B) Mass & force. C) Mass & velocity. D) Force and time. Show Answer Correct Answer: C) Mass & velocity. 32. Force is directly proportional to acceleration but inversely proportional to an object's mass. A) Law of Inertia. B) Law of Acceleration. C) Law of Action-Reaction. D) None of the above. Show Answer Correct Answer: B) Law of Acceleration. 33. A cotton ball and a iron ball are thrown from the same height. Which of the following will reach the ground first? A) The cotton ball reaches first. B) The iron ball reaches first. C) Both the balls reach same time. D) None of these. Show Answer Correct Answer: B) The iron ball reaches first. 34. Resistance caused by any two objects in contact A) Newton. B) Inertia. C) Friction. D) Gravity. Show Answer Correct Answer: C) Friction. 35. Which has the greatest inertia? A) Airplane. B) Bike. C) Car. D) Jeepney. Show Answer Correct Answer: A) Airplane. 36. A bullet of 5g travels with a velocity of 100 m/sec. It penetrates a wooden block up to 6 cm. What is the average force imposed on the block by the bullet? A) 417 N. B) 317 N. C) 517 N. D) 617 N. Show Answer Correct Answer: A) 417 N. 37. A skater pushes another skater forward, but the one pushing moves backwards. 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: C) Newton's 3rd Law of Motion. 38. A student pushes a box with a force of 15 newtons (N) to make it slide across the floor. Once the box starts moving, a frictional force of 5 N acts upon it.If the student continues to push the box with a force of 15 N, what will happen to the box? A) The box will move forward at a decreased speed. B) The box will move forward at an increasing speed. C) The box will move forward at a steady speed. D) The box will stop moving forward. Show Answer Correct Answer: B) The box will move forward at an increasing speed. 39. Speed is equal to A) Time x Distance. B) Time/Distance. C) Distance/Time. D) Acceleration. Show Answer Correct Answer: C) Distance/Time. 40. Newton's ..... law of motion relates acceleration to force and mass. A) First. B) Second. C) Third. D) None of the above. Show Answer Correct Answer: B) Second. 41. 8)A magician pulls a tablecloth out from under dishes and glasses on a table without disturbing them. A) Newton's 1st Law. B) Newton's 2nd Law. C) Newton's 3rd Law. D) Newton's 4th Law. Show Answer Correct Answer: A) Newton's 1st Law. 42. A swimmer pushes water back with her arms, but her body moves forward. A) 1st law. B) 2nd law. C) 3rd law. D) None of the above. Show Answer Correct Answer: C) 3rd law. 43. A standing passenger falls back when the bus starts suddenly, due to ..... A) Inertia of rest. B) Inertia of motion. C) Inertia of direction. D) None of the above. Show Answer Correct Answer: A) Inertia of rest. 44. 5) In which of the following sport the turningof effect of force used A) Hockey. B) Tennis. C) Cycling. D) Swimming. Show Answer Correct Answer: C) Cycling. 45. A ball rolling across a soccer field. Potential or Kinetic? A) Potential. B) Kinetic. C) All the above. D) None of the above. Show Answer Correct Answer: B) Kinetic. 46. Billy pushes his little brother on a sled through the snow. He then tries to push his father on the the same sled. He noticed that it was much harder to push his father. Which law is this an example of? A) 1st Law. B) 2nd Law. C) 3rd Law. D) None of the above. Show Answer Correct Answer: B) 2nd Law. 47. If a force of 10 N is applied to a 2 kg object, what is the acceleration of the object according to Newton's Second Law? A) $20 \, \text{m/s}^2$. B) $2 \, \text{m/s}^2$. C) $5 \, \text{m/s}^2$. D) $10 \, \text{m/s}^2$. Show Answer Correct Answer: C) $5 \, \text{m/s}^2$. 48. A sheet of notebook paper lyingmotionless on a table and nottouched by an outside force willMOST likely remain motionlessbecause- A) Balanced forces exerted bygravity and the table keep thepaper motionless. B) An unbalanced force is exertedby the table to keep the papermotionless. C) Balanced forces exerted bygravity and the air keep thepaper motionless. D) An unbalanced force is exertedby the air to keep the papermotionless. Show Answer Correct Answer: A) Balanced forces exerted bygravity and the table keep thepaper motionless. 49. The second law of motion gives a relation b/w A) Mass and velocity. B) Velocity and speed. C) Acceleration and speed. D) Force and acceleration. Show Answer Correct Answer: D) Force and acceleration. 50. Which of the following is known as" law of inertia ". A) Newton's third law of motion. B) Newton's first law of motion. C) Newton's second law of motion. D) Law of conservation of momentum. Show Answer Correct Answer: B) Newton's first law of motion. 51. CONCEPT RECALL:It is a type of force that requires physical contact between objects. A) Contact force. B) Balanced force. C) Non-contact force. D) Unbalanced force. Show Answer Correct Answer: A) Contact force. 52. COMPREHENSION:A man jumped off from a moving bus and tries to move towards the direction of the bus after landing. What law of motion can explain this occurrence? A) Law of Inertia. B) Law of Acceleration. C) Law of Interaction. D) Law of Motion. Show Answer Correct Answer: A) Law of Inertia. 53. The English Scientist who developed three laws of motion was called: A) Albert Einstein. B) Sir Isaac Newman. C) Sir Isaac Newton. D) Mr. Fig Newton. Show Answer Correct Answer: C) Sir Isaac Newton. 54. A rocket launches into space by expelling gas downwards. Which of Newton's Laws of Motion is primarily demonstrated by this action? A) Newton's Third Law. B) Newton's Law of Universal Gravitation. C) Newton's First Law. D) Newton's Second Law. Show Answer Correct Answer: A) Newton's Third Law. 55. 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. 56. When you are standing up in a train, and the train suddenly stops, your body continues to go forward. A) Newton's first law. B) Newton's second law. C) Newton's third law. D) None of the above. Show Answer Correct Answer: A) Newton's first law. 57. Newton's second law states "The object moves in the ..... the force is applied to it." A) Same direction. B) Both directions. C) Opposite direction. D) None of the above. Show Answer Correct Answer: A) Same direction. 58. Which law of motion says that when you kick a ball, there is an equal force on your foot as there is on the ball? A) Law of Inertia. B) Law of Acceleration. C) Law of Interaction. D) None of the above. Show Answer Correct Answer: C) Law of Interaction. 59. The sum of all forces acting on a body is A) Unit force. B) Multi-force. C) Net force. D) Zero force. Show Answer Correct Answer: C) Net force. 60. When a water rocket pushes water out of the nozzle and the rocket is able to travel across the field-What # of Newton's Law is this? A) 1. B) 2. C) 3. D) None of the above. Show Answer Correct Answer: C) 3. ← PreviousNext →Related QuizzesScience QuizzesClass 11 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 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books