This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physics (Part I) Chapter 3 Laws Of Motion – Quiz 44 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 44 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The formula for force is the product of mass and acceleration. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 2. Newton's second law of motion can be represented by which of the following formula A) A+b =C. B) F = m x a. C) S = d/t. D) Y = mx+b. Show Answer Correct Answer: B) F = m x a. 3. Mathematician, Astronomer, & Physicist who discovered gravity, laws of motion, calculus, reflecting telescope. A) Isaac Newton. B) Marie Curie. C) Stephen Hawkings. D) AlexanderFleming. Show Answer Correct Answer: A) Isaac Newton. 4. What is the THIRD law of motion? 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. 5. Which of the following keeps a satellite in orbit? A) Frictional force. B) Centripetal force. C) Kinetic force. D) Acceleration force. Show Answer Correct Answer: B) Centripetal force. 6. Which law of motion says that a kicked ball will fly forever if it wasn't for forces like friction and gravity? A) Law of Inertia. B) Law of Acceleration. C) Law of Interaction. D) None of the above. Show Answer Correct Answer: A) Law of Inertia. 7. What does the equation F=ma represent? 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. According to Newton's third law of motion, if you push on a wall, the wall pushes back on you with: A) Less force. B) More force. C) The same amount of force. D) No force at all. Show Answer Correct Answer: C) The same amount of force. 9. According to Newton's first law of motion, an object will remain at rest or in uniform motion in a straight line unless acted upon by a(n): A) Unbalanced force. B) Balanced force. C) External force. D) Inertia force. Show Answer Correct Answer: A) Unbalanced force. 10. A man sitting in a train in motion is facing the engine. He tosses a coin up; the coin falls behind him. The train is: ..... A) Moving forward with accelerATION. B) Moving forward with uniform speed. C) Moving backward with uniform speed. D) Moving backward with deceleration. Show Answer Correct Answer: A) Moving forward with accelerATION. 11. What is the coefficient of static friction if it takes 44 N of force to move a box that weighs 86 N? A) 0.78. B) 0.51. C) 0.78 N. D) 0.58 N. Show Answer Correct Answer: B) 0.51. 12. The overall force exerted on an object; measured in Newtons. A) Balanced forces. B) Unbalanced forces. C) Net forces. D) Newtons. Show Answer Correct Answer: C) Net forces. 13. Three balls are dropped from the same height. The ball with the greatest mass will hit the ground first. 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: B) 2nd Law of Motion. 14. Newton's 3rd law states that every action has an ..... and ..... reaction. A) Opposite and equal. B) Fun and interesting. C) Unequal and similar. D) Balanced and unbalanced. Show Answer Correct Answer: A) Opposite and equal. 15. As more force is applied to an object, its acceleration: A) Stays the same. B) Decreases. C) Increases. D) Changes direction. Show Answer Correct Answer: C) Increases. 16. Which of the following statements best describes Newton's First Law of Motion? A) An object will remain at rest or in uniform motion unless acted upon by a net external force. B) The acceleration of an object is directly proportional to the net force acting on it and inversely proportional to its mass. C) For every action, there is an equal and opposite reaction. D) The force of gravity acts between all masses in the universe. Show Answer Correct Answer: A) An object will remain at rest or in uniform motion unless acted upon by a net external force. 17. Dimensions of impulse are same as that of A) Force. B) Momentum. C) Energy. D) Velocity. Show Answer Correct Answer: B) Momentum. 18. According to Newton's Law of Inertia, which of the following objects will change its motion? A) A bike rider on a smooth and level road, pedaling at a constant rate. B) A train pulling on another train, each with the same amount of force. C) A chair sitting on the floor with balanced forces acting in opposite directions. D) A ball rolling across the floor with friction acting in the opposite direction. Show Answer Correct Answer: D) A ball rolling across the floor with friction acting in the opposite direction. 19. Select the term that BEST matches the definition below. Definition:Energy that causes movement. A) Force. B) Gravity. C) Momentum. D) Newton's Third Law of Motion. Show Answer Correct Answer: A) Force. 20. Which of the following explains the difference between speed and velocity? A) One has motion, and the other does not. B) One has direction, and the other does not. C) One involves time, and the other does not. D) One involves acceleration, and the other does not. Show Answer Correct Answer: B) One has direction, and the other does not. 21. Which one of the following is an example of application of newton's 2nd law A) High Jump. B) Swimming. C) Walking. D) None. Show Answer Correct Answer: A) High Jump. 22. A little girl who has been pulling a sled behind her in the snow is crying because when she stopped to tie her hat on, the sled kept moving and hit her in the back of her legs. A) 1st law. B) 2nd law. C) 3rd law. D) None of the above. Show Answer Correct Answer: A) 1st law. 23. The inertia of an object tends to cause an object A) To increase its speed. B) To decrease its speed. C) To resist a change in its state of motion. D) To decelerate due to friction. Show Answer Correct Answer: C) To resist a change in its state of motion. 24. A body of mass 2kg moves with an acceleration 3m/s2. The change in momentum in one second A) 2/3kgm/s. B) 3/2kgm/s. C) 6kgm/s. D) None of these. Show Answer Correct Answer: C) 6kgm/s. 25. In Newton's Second Law equation, what does the F stand for? A) Force. B) Friction. C) French fries. D) Friends. Show Answer Correct Answer: A) Force. ← 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