MCQs on NEET Physics Unit 6 Gravitation

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Preparing for the NEET physics exam requires a comprehensive understanding of each unit, including Unit 6: Gravitation. To aid your preparation, we've compiled a set of Multiple Choice Questions (MCQs) that will help you assess your grasp of key concepts. Let's dive into these MCQs to strengthen your grasp of gravitational principles and ensure success on exam day.

In this guide, we will dive into the key topics of Unit 6 in NEET physics and provide a set of multiple-choice questions to test your understanding. MCQs on NEET Physics Unit 6 Gravitation cover all topics and questions with answers that are given in the latest Physics syllabus for the NEET exam.

Syllabus of Physics Unit 6 Gravitation

The universal law of gravitation. Acceleration due to gravity and its variation with altitude and depth. Kepler's law of planetary motion. Gravitational potential energy; gravitational potential. Escape velocity, Motion of a satellite, orbital velocity, time period, and energy of satellite.

MCQs on NEET Physics Unit 6: Gravitation

1. What is the gravitational force between two objects with masses of 5 kg and 10 kg separated by a distance of 2 meters?

   a) 6.67 × 10^-11 N

   b) 1.33 × 10^-11 N

   c) 6.67 × 10^-10 N

   d) 1.33 × 10^-10 N

   Correct Answer: c) 6.67 × 10^-10 N

2. Which law states that the force of attraction or repulsion between two point masses is directly proportional to the product of their masses and inversely proportional to the square of the distance between them?

   a) Newton's First Law

   b) Newton's Second Law

   c) Newton's Third Law

   d) Law of Gravitation

   Correct Answer: d) Law of Gravitation

3. What is the value of acceleration due to gravity (g) on the surface of the Earth?

   a) 6.67 m/s^2

   b) 9.81 m/s^2

   c) 10.00 m/s^2

   d) 12.34 m/s^2

   Correct Answer: b) 9.81 m/s^2

4. Which celestial body has the highest acceleration due to gravity?

   a) Earth

   b) Moon

   c) Mars

   d) Jupiter

   Correct Answer: a) Earth

5. If the distance between two masses is doubled, what happens to the gravitational force between them?

   a) It becomes half

   b) It becomes one-fourth

   c) It remains the same

   d) It becomes double

   Correct Answer: b) It becomes one-fourth

6. The value of 'g' at a height equal to the radius of the Earth from its surface is:

   a) 2.5 m/s^2

   b) 4.9 m/s^2

   c) 9.8 m/s^2

   d) 0 m/s^2

   Correct Answer: d) 0 m/s^2

7. What is the value of the gravitational constant (G) in SI units?

   a) 6.67 × 10^-11 N m^2/kg^2

   b) 9.81 m/s^2

   c) 3.00 × 10^8 m/s

   d) 6.67 × 10^11 N m^2/kg^2

   Correct Answer: a) 6.67 × 10^-11 N m^2/kg^2

8. The weight of an object on the surface of the Moon is approximately what fraction of its weight on Earth?

   a) 1/6

   b) 1/4

   c) 1/2

   d) 2/3

   Correct Answer: a) 1/6

9. What happens to the gravitational force between two objects if their masses are doubled?

   a) It becomes half

   b) It becomes double

   c) It becomes four times

   d) It remains the same

   Correct Answer: c) It becomes four times

10. If the distance between two masses is halved, what happens to the gravitational force between them?

    a) It becomes half

    b) It becomes double

    c) It becomes four times

    d) It becomes one-fourth

    Correct Answer: b) It becomes double

Mastering Unit 6: Gravitation is crucial for success in the NEET physics exam. These MCQs serve as an effective tool to assess your understanding of gravitational principles. Regular practice of such questions will not only strengthen your conceptual clarity but also improve your problem-solving skills. Keep revising and practicing, and you'll be well-prepared to tackle any question on gravitation that comes your way on exam day.

Remember, understanding the concepts behind these questions is as important as memorizing the correct answers. Best of luck with your NEET physics mock test preparation!

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Disclaimer: The accuracy of NEET Physics Unit 6 Gravitation multiple choice questions and answers cannot be claimed to be 100%. Please check the answers yourself. Typing errors may occur.

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