This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physics (Part I) Chapter 3 Laws Of Motion – Quiz 34 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 34 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Isaac Newton was an English Scientist, mathematician, and ..... A) Astronaut. B) Astronomer. C) Musician. D) Sailor. Show Answer Correct Answer: B) Astronomer. 2. Weak nuclear force A) The total of all forces acting on an object. B) It determines the ways in which electrically charged particles interact with each other and with magnetic fields. C) The force in an atomic nucleus responsible for radioactivity, and prompts the nuclear fusion reaction that fuels the sun. D) It holds the protons and neutrons in the nucleus of the atom and overcomes the repulsion between the protons. Show Answer Correct Answer: C) The force in an atomic nucleus responsible for radioactivity, and prompts the nuclear fusion reaction that fuels the sun. 3. What law is the most important one? A) Newtons 1st Law. B) Newtons 3rd Law. C) Newtons 2nd Law. D) All of the above. Show Answer Correct Answer: D) All of the above. 4. Which of the following is an example of Newton's First Law of Motion? A) A car moving at a constant speed on a straight road. B) A ball thrown upwards. C) A satellite orbiting the Earth. D) A book sliding off a table. Show Answer Correct Answer: A) A car moving at a constant speed on a straight road. 5. If all forces acting on a particular object are balanced so the net forces is zero the object ..... accelerate A) Will. B) Will not. C) All the above. D) None of the above. Show Answer Correct Answer: B) Will not. 6. Newton's second law is applied as the formula ..... A) Force = Mass X Acceleration. B) Speed = distance / time. C) A + b = c. D) Huh?. Show Answer Correct Answer: A) Force = Mass X Acceleration. 7. Which Law of Motion is this? "A swimmer pushes water back with his arms, but his body moves forward" . A) 1st. B) 2nd. C) 3rd. D) None of the above. Show Answer Correct Answer: C) 3rd. 8. Which is the best example of Newton's First Law of Motion? A) A basketball thrown in the air falls to the ground. B) A soccer ball remains motionless until it is kicked by a player. C) A baseball player swings at an approaching ball. D) An ice skater pushes back from a wall and moves backwards. Show Answer Correct Answer: B) A soccer ball remains motionless until it is kicked by a player. 9. What is NOT an example of the 3rd law of motion? A) I drop a 2 lb. ball and a 1lb. ball the 1 lb. ball goes farther than the 2 lb. one. B) When I swim, my arms push back against the water and I go forward. C) When my bike hits the side walk, my whole body goes forward. D) None of the above. Show Answer Correct Answer: A) I drop a 2 lb. ball and a 1lb. ball the 1 lb. ball goes farther than the 2 lb. one. 10. 1kgf = ..... N A) 9.8. B) 9.89. C) 10. D) 10.8. Show Answer Correct Answer: A) 9.8. 11. 45 m/s$^{2}$ is the ..... A) Mass. B) Force. C) Acceleration. D) Weight. Show Answer Correct Answer: C) Acceleration. 12. When calulating net force, what do we do if the arrows point in opposite directions? A) Add. B) Subtract. C) Multiply. D) Divide. Show Answer Correct Answer: B) Subtract. 13. Which law states that an object in motion will stay in motion or at rest unless acted upon by a nonzero force A) Newton's 1st. B) Newton's 2nd. C) Newton's 3rd. D) None of the above. Show Answer Correct Answer: A) Newton's 1st. 14. A person does not wear a seat belt and hits the windshield during a car accident. Why? A) The driver was texting while driving. B) The inertia of the unbelted person. C) The car was wrecked. D) None of the above. Show Answer Correct Answer: B) The inertia of the unbelted person. 15. ..... is the measure of inertia of a body A) Weight. B) Mass. C) Both. D) None. Show Answer Correct Answer: B) Mass. 16. Forces on an object that cause change in the motion of the object. A) Unbalanced force. B) Balanced force. C) All the above. D) None of the above. Show Answer Correct Answer: A) Unbalanced force. 17. There are ..... types of inertia A) 4. B) 2. C) 3. D) 1. Show Answer Correct Answer: C) 3. 18. In a game of tug-of-war, the people on each team pull with the amount of force shown. In which direction will the center of the rope go? A) To the west because the net force is greater in this direction. B) To the east because the net force is greater in this direction. C) To the west because the net force is less in this direction. D) To the east because the net force is less in this direction. Show Answer Correct Answer: A) To the west because the net force is greater in this direction. 19. Velocity is an objects speed and ..... A) Quickness. B) Mass. C) Acceleration. D) Velocity. Show Answer Correct Answer: C) Acceleration. 20. Which is an example of balanced forces? A) A door starting to open. B) A basketball being held. C) A truck beginning to accelerate. D) A book falling off a table. Show Answer Correct Answer: B) A basketball being held. 21. If net force acting on an object is 0, then the force acting on the object is considered to be ..... A) Balanced. B) Unbalanced. C) Equal in Direction. D) Distance/Time. Show Answer Correct Answer: A) Balanced. 22. When an unbalanced force is applied to an object, it causes it to accelerate. A) Newton's first law. B) Newton's second law. C) Newton's third law. D) None of the above. Show Answer Correct Answer: B) Newton's second law. 23. Unit of momentum in SI system is ..... A) Ms$^{-1}$. B) Kg ms$^{-2}$. C) Kg ms$^{-1}$. D) Ms$^{-2}$. Show Answer Correct Answer: C) Kg ms$^{-1}$. 24. Which has more Inertia? (so need more force to move) A) Truck. B) Ant. C) A cat. D) A skateboard. Show Answer Correct Answer: A) Truck. 25. An object's weight is ..... its mass. A) Equal to. B) Proportional to. C) Less than. D) Even with. Show Answer Correct Answer: B) Proportional to. ← 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