This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physics (Part I) Chapter 6 Gravitation – Quiz 11 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part I) Chapter 6 Gravitation Quiz 11 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Double the product of the masses of two objects A) 4 times stronger gravity force. B) 4 times weaker gravity force. C) 2 times weaker gravity force. D) 2 times stronger gravity force. Show Answer Correct Answer: D) 2 times stronger gravity force. 2. Which of the following would increase the gravitational force between two objects? A) Increasing the distance between them. B) Decreasing the mass of one object. C) Increasing the mass of both objects. D) Placing them in a vacuum. Show Answer Correct Answer: C) Increasing the mass of both objects. 3. If Mass 1 is doubled (2m) and Mass 2 is tripled (3m) it will ..... A) Will double the force of gravity. B) Will triple the force of gravity. C) Will multiply the force of gravity by a factor of six. D) Will reduce the force of gravity by a factor of six. Show Answer Correct Answer: C) Will multiply the force of gravity by a factor of six. 4. What is weight in the context of a physics class? A) The amount of matter in an object. B) The force that gravity exerts on an object. C) The speed at which an object falls. D) The distance between two objects. Show Answer Correct Answer: B) The force that gravity exerts on an object. 5. Force of gravity on mass =? A) Mass. B) Force. C) Gravitational force. D) Weight. Show Answer Correct Answer: D) Weight. 6. Newton's Universal Law of Gravitation states that the gravitational force between two objects is directly proportional to the product of masses of the two objects and inversely proportional to A) Distance between the two objects. B) Square of the product of the body's radii. C) Square of the distance between the centres of the two objects. D) Cube of the distance between the centres of the two objects. Show Answer Correct Answer: C) Square of the distance between the centres of the two objects. 7. Mrs. Grande says that when a ball of weight 42g is swirled with a string in circular motion and the string breaks, the ball will move in a certain path. Which path will it move in? A) A tangible path to the circle. B) A tangential path to the circle. C) A direction perpendicular to the person swirling the ball. D) It is random and cannot be predicted. Show Answer Correct Answer: B) A tangential path to the circle. 8. According to the Newton's Universal Law of Gravitation, the force of gravity between two objects is directly proportional to A) The distance between the objects. B) The product of the masses of the objects. C) The gravitational constant. D) The square of the distance between the objects. Show Answer Correct Answer: B) The product of the masses of the objects. 9. The gravitational force between two objects is F. If masses of both objects are halved without changing the distance between them, then the gravitational force would become(a) F/4(b) F/2(c) F(d) 2F A) F/4. B) F/2. C) F. D) 2F. Show Answer Correct Answer: A) F/4. 10. Why does weight change depending on the location? A) The mass of an object changes. B) The gravitational pull changes. C) The volume of the object changes. D) Temperature changes. Show Answer Correct Answer: B) The gravitational pull changes. 11. Two sphere of mass m and M are situated in air and the gravitational force between them is F. The space around the masses is now filled with a liquid of specific gravity 3. The gravitational force will now be A) F. B) $\frac{F}{3}$. C) $\frac{F}{9}$. D) 3F. Show Answer Correct Answer: A) F. 12. The ..... of the time period ofrevolution of a planet around the Sun isproportional to the ..... of the semimajoraxis of the ellipse traced by the planet. A) Cube, Cube. B) Cube, Square. C) Square, cube. D) Square, Cube. Show Answer Correct Answer: C) Square, cube. 13. The definition of gravitational field strength is: A) The region of space surrounding a charge where other charges will feel an repulsive force due to it. B) The region of space surrounding a body where other bodies will feel an repulsive force due to it. C) The region of space surrounding a charge where other charges will feel an attractive force due to it. D) The region of space surrounding a body where other bodies will feel an attractive force due to it. Show Answer Correct Answer: D) The region of space surrounding a body where other bodies will feel an attractive force due to it. 14. The distance between two particles is x and the gravitational force between them is F. If x is quadrupled, the gravitational force between them will be A) 2F. B) 4F. C) 16F. D) F/16. Show Answer Correct Answer: D) F/16. 15. What effect does increasing the distance between the two objects do to the gravitational force? A) The distance between two objects has no effect on the gravitational force. B) It increases. C) It stays the same. D) It decreases. Show Answer Correct Answer: D) It decreases. 16. How can you explain that we have a stronger gravitational attraction with Earth than the Sun? A) The sun has a larger mass. B) The sun has a smaller mass. C) Closer to center of sun. D) Closer to center of Earth. Show Answer Correct Answer: D) Closer to center of Earth. 17. Gravitational force is a force of A) Repulsion. B) Attraction. C) All the above. D) None of the above. Show Answer Correct Answer: B) Attraction. 18. Two spherical objects have masses of 7000 kg and 1700 kg. Their centers are separated by a distance of 1.5m. Find the gravitational attraction between them. A) 3.53 x 10$^{-4}$. B) 3.53 x 10$^{-11}$. C) 4.21 x 10$^{-8}$. D) 4.36 x 10$^{-8}$. Show Answer Correct Answer: A) 3.53 x 10$^{-4}$. 19. Which of the following best describes the relationship between gravitational force and the distance between two objects according to Newton's law of universal gravitation? A) The force is directly proportional to the distance. B) The force is inversely proportional to the square of the distance. C) The force is directly proportional to the square of the distance. D) The force is inversely proportional to the distance. Show Answer Correct Answer: B) The force is inversely proportional to the square of the distance. 20. A satellite orbits Earth in a circular path with a radius of 7000 km. If the gravitational force acting on the satellite is 5000 N, what is the mass of the satellite? A) 500 kg. B) 1000 kg. C) 1500 kg. D) 2000 kg. Show Answer Correct Answer: B) 1000 kg. 21. The mass of a body on the surface of earth is 12kg. If acceleration due to gravity on moon is 1/6 of acceleration due to gravity on earth, then mass on moon will be A) 2kgf. B) 72kg. C) 12kg. D) Zero. Show Answer Correct Answer: C) 12kg. 22. Orbital velocity near surface of the earth is ..... A) 7.98 km/s. B) 7.88 km/s. C) 7.98 m/s. D) 7.88 m/s. Show Answer Correct Answer: A) 7.98 km/s. 23. Earth's mass is approximately 81 times the mass of the Moon. If Earth exerts a gravitational force of magnitude F on the Moon, the magnitude of the gravitational force of the Moon on Earth is A) F. B) F/81. C) 9F. D) 81F. Show Answer Correct Answer: A) F. 24. Which of the following is true about gravitational force? A) It depends only on the mass of one object. B) It is independent of the masses of objects. C) It is a contact force. D) It acts at a distance without direct contact. Show Answer Correct Answer: D) It acts at a distance without direct contact. 25. The force of gravity on a 50 kg woman is 500 N. The woman also exerts a gravitational force on the Earth. How large a force is this? A) 0 N. B) 500 N. C) 245 N. D) 980 N. Show Answer Correct Answer: B) 500 N. ← PreviousNext →Related QuizzesClass 11 Physics (Part I) Chapter 6 Gravitation Quiz 1Class 11 Physics (Part I) Chapter 6 Gravitation Quiz 2Class 11 Physics (Part I) Chapter 6 Gravitation Quiz 3Class 11 Physics (Part I) Chapter 6 Gravitation Quiz 4Class 11 Physics (Part I) Chapter 6 Gravitation Quiz 5Class 11 Physics (Part I) Chapter 6 Gravitation Quiz 6Class 11 Physics (Part I) Chapter 6 Gravitation Quiz 7Class 11 Physics (Part I) Chapter 6 Gravitation Quiz 8Class 11 Physics (Part I) Chapter 6 Gravitation Quiz 9Class 11 Physics (Part I) Chapter 6 Gravitation Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books