NEET Physics: Gravitation — MCQ Test 21

Q6. What causes the variation in kinetic energy of a satellite in an elliptical orbit?

Q7. Four \( 9 \, \text{kg} \) masses form a square of side \( 9 \, \text{m} \). What is the potential energy of the system? (\( G = 6.67 \times 10^{-11} \, \text{N m}^2/\text{kg}^2 \))

Q8. What is the gravitational potential due to Earth at \( 1.28 \times 10^7 \, \text{m} \) from its center? (\( M_E = 6 \times 10^{24} \, \text{kg}, G = 6.67 \times 10^{-11} \, \text{N m}^2/\text{kg}^2 \))

Q9. What is the primary reason the gravitational force inside a uniform spherical shell is zero?

Q10. Two masses \( 4 \, \text{kg} \) and \( 8 \, \text{kg} \) are \( 8 \, \text{m} \) apart. What is the gravitational potential at a point \( 3 \, \text{m} \) from the \( 4 \, \text{kg} \) mass? (\( G = 6.67 \times 10^{-11} \, \text{N m}^2/\text{kg}^2 \))

NEET Physics — Gravitation

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What is the escape speed from a planet of mass \( 4.8 \times 10^{24} \, \text{kg} \) and radius \( 5 \times 10^6 \, \text{m} \)? (\( G = 6.67 \times 10^{-11} \, \text{N m}^2/\text{kg}^2 \))

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About this NEET MCQ Test

This page provides a free online MCQ test for NEET Physics preparation, focusing specifically on the chapter Gravitation. It contains 10 carefully selected multiple-choice questions (MCQs) designed to test your conceptual understanding and exam readiness.

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Key concepts covered in this specific test include Gravitational, Spherical, Property, Extended, Elliptical, and Planetary.

Taking these timed MCQ tests helps you simulate the real NEET exam environment. Detailed step-by-step explanations are provided for every question to help you learn from your mistakes and strengthen your fundamentals.

Preview of Questions in this Test

Q1. What is the escape speed from a planet of mass \( 4.8 \times 10^{24} \, \text{kg} \) and radius \( 5 \times 10^6 \, \text{m} \)? (\( G = 6.67 \times 10^{-11} \, \text{N m}^2/\text{kg}^2 \))

  • A. 7.5 km/s
  • B. 8.0 km/s
  • C. 8.5 km/s
  • D. 9.0 km/s

Q2. What is the gravitational force on a \( 13 \, \text{kg} \) mass \( 11 \, \text{m} \) from the center of a spherical shell of mass \( 700 \, \text{kg} \) and radius \( 9 \, \text{m} \)? (\( G = 6.67 \times 10^{-11} \, \text{N m}^2/\text{kg}^2 \))

  • A. 4.9 × 10⁻¹⁰ N
  • B. 5.0 × 10⁻¹⁰ N
  • C. 5.1 × 10⁻¹⁰ N
  • D. 5.2 × 10⁻¹⁰ N

Q3. What property of the gravitational force allows Newton’s law to apply to extended objects?

  • A. Its conservative nature
  • B. Its inverse-square dependence
  • C. The principle of superposition
  • D. Its dependence on mass only

Q4. What causes the elliptical shape of planetary orbits according to Newton’s theory?

  • A. Linear gravitational force
  • B. Inverse-square gravitational force
  • C. Planetary rotation
  • D. Solar wind pressure

Q5. Which of the following statements is incorrect about gravitational potential energy?

  • A. It is negative for bound objects
  • B. It is zero at infinite distance
  • C. It is path-independent
  • D. It depends only on mass

+ 5 more questions in the actual test

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