This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physics (Part I) Chapter 3 Laws Of Motion – Quiz 33 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part I) Chapter 3 Laws Of Motion Quiz 33 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. When a mule stops suddenly, the packages on its back continue to move forward onto the ground. Which law is this? A) Law 1. B) Law 2. C) Law 3. D) None of the above. Show Answer Correct Answer: A) Law 1. 2. True or False:A theory has been proven true, whereas a law has not yet been proven. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 3. Which is MOST likely needed when describing the change in position of an object? A) Initial speed. B) Direction change. C) Reference point. D) Constant rate. Show Answer Correct Answer: C) Reference point. 4. What happens to the acceleration of an object if the net force acting on it is doubled, according to Newton's Second Law? 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. 5. An object at rest will remain at rest and an object in motion will remain in motion unless it is acted on by an unbalanced force. A) 1st Law. B) 2nd Law. C) 3rd Law. D) Law of Gravity. Show Answer Correct Answer: A) 1st Law. 6. The first law of motion is ..... A) Sir Issac Newton. B) Law of Inertia:An object at rest tends to stay at rest unless acted on by an unbalanced force. C) Law of Force and Acceleration:The greater the mass of the object being accelerated the greater the amount of force needed to accelerate the object. D) Law of Action/Reaction:For every action there is an equal and opposite reaction. Show Answer Correct Answer: B) Law of Inertia:An object at rest tends to stay at rest unless acted on by an unbalanced force. 7. Which formula is used to calculatemomentum? A) Momentum = Mass x Speed. B) Momentum = Weight x Speed. C) Momentum = Volume x Velocity. D) Momentum = Mass x Velocity. Show Answer Correct Answer: D) Momentum = Mass x Velocity. 8. The linear momentum measures the impact of a ..... on a body A) Mass. B) Force. C) Momentum. D) Acceleration. Show Answer Correct Answer: B) Force. 9. The line or path in which an object is moving is its ..... A) Movement. B) Position. C) Direction. D) Force. Show Answer Correct Answer: C) Direction. 10. In order for a rope to anchor a boat in place, the rope must exert a force A) Equal to the force exerted by the water current in the opposite direction. B) Equal to the force exerted by the water current in the same direction. C) Greater than the force exerted by the water current in the opposite direction. D) Greater than the force exerted by the water current in the same direction. Show Answer Correct Answer: A) Equal to the force exerted by the water current in the opposite direction. 11. If a force of 250 N acts on the body, the momentum acquired is 125 kg m s$^{-1}$; what is the period for which force acts on the body? A) 0.5 s. B) 0.2 s. C) 0.4 s. D) 0.25 s. Show Answer Correct Answer: A) 0.5 s. 12. CONCEPT RECALL:Forces acting on an object at the same time are combined. A) Net force. B) Contact force. C) Unbalanced force. D) Non-contact force. Show Answer Correct Answer: A) Net force. 13. What do we measure mass in? A) Pounds. B) Grams. C) Ounces. D) Tons. Show Answer Correct Answer: B) Grams. 14. According to Newton's Third Law, action and reaction are ..... A) Equal and in the same direction. B) Equal and in opposite directions. C) Unequal and in the same direction. D) Unequal and in opposite direction. Show Answer Correct Answer: B) Equal and in opposite directions. 15. Which of the following scenarios is an example of Newton's Third Law? A) A ball rolling down a hill. B) A person pushing against a wall and the wall pushing back. C) A car accelerating on a highway. D) A satellite orbiting Earth. Show Answer Correct Answer: B) A person pushing against a wall and the wall pushing back. 16. A water tanker filled up to 2/3 of its height is moving with a uniform speed. On sudden application of the brake, the water in the tank would A) Move backward. B) Move forward. C) Be unaffected. D) Rise upwards. Show Answer Correct Answer: B) Move forward. 17. The dimension of force are A) M$^{2}$LT $^{-3}$. B) MLT $^{-1}$. C) MLT $^{-2}$. D) ML$^{2}$T $^{-1}$. Show Answer Correct Answer: C) MLT $^{-2}$. 18. If lil Houdeshell weighs 378 Newtons on Earth and 63 Newtons on the moon, this means that her ..... A) Mass is greater on earth. B) Mass is greater on the moon. C) Inertia is greater on earth and less on the moon. D) Mass is the same on the moon and the earth. Show Answer Correct Answer: D) Mass is the same on the moon and the earth. 19. Newton's third law of motion states that if one object exerts a force on another object, then the second object exerts a force of equal strength in the ..... direction? A) Same. B) Opposite. C) All the above. D) None of the above. Show Answer Correct Answer: B) Opposite. 20. Any push or pull that causes an object to move, stop, or change speed or direction is ..... A) Energy. B) Work. C) A force. D) Gravity. Show Answer Correct Answer: C) A force. 21. A sled sliding on a flat, icy surface with a constant velocity is best described by A) Newton's first law of motion for objects at rest. B) Newton's first law of motion for objects in motion. C) Newton's second law of motion. D) Newton's third law of motion. Show Answer Correct Answer: B) Newton's first law of motion for objects in motion. 22. When an object is falling and the force of gravity is equal to the force of air resistance A) Terminal Velocity. B) Top Speed. C) Parachute Level. D) Free Fall. Show Answer Correct Answer: A) Terminal Velocity. 23. What is Newton's First Law of Motion? A) F=m x a. B) Every action has an equal and opposite reaction. C) An object at rest stays at rest, an object in motion stays in motion unless acted on by another force. D) Friction. Show Answer Correct Answer: C) An object at rest stays at rest, an object in motion stays in motion unless acted on by another force. 24. 3rd law of motion A) That the acceleration of an object is dependent upon two variables-Net Force and mass. B) Every action has an equal and opposite reaction. C) Every object will remain at rest or constant motion until a outside forces acts upon it. D) None of the above. Show Answer Correct Answer: B) Every action has an equal and opposite reaction. 25. An aeroplane is flying in a horizontal circular path of radius 2 Km at a place where g = 10m/s$^{2}$. If the speed of the plane remains constant is 720 kmph, the angle with the horizontal at which the wings of the plane are inclined is equal to A) $\tan^{-1}\left(\frac{1}{2}\right)$. B) $\tan^{-1}\left(2\right)$. C) $\tan^{-1}\left(\frac{1}{5}\right)$. D) $\tan^{-1}\left(\frac{1}{3}\right)$. Show Answer Correct Answer: B) $\tan^{-1}\left(2\right)$. ← 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