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JEE Main Gravitation — practice questions — page 3

Explore 64 free Gravitation questions in JEE Main Physics. Open each question or exercise to read its content, reference answers and available explanation.

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Gravitation questions and exercises with answers

Showing questions 61–64 of 64.

Complete Kepler's third lawRead the answer and worked solution →Spot the one that does not belongRead the answer and worked solution →Flip and pair: statement with its subjectRead the answer and worked solution →Assertion and reason: orbitsRead the answer and worked solution →

Worked practice questions

Complete Kepler's third law

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Missing parts
  1. Answer
    square
    Choices
    1. square
    2. cube
    3. root
  2. Answer
    cube
    Choices
    1. cube
    2. square
    3. root
  3. Answer
    same
    Choices
    1. same
    2. different
    3. reciprocal
Complete the statement
Kepler's third law says the {0} of the period is proportional to the {1} of the orbital radius, with a constant that is the {2} for all planets in circular orbits.
Period and radius, with a shared constant. Source: syllabus Physics, Ch 7 Gravitation.

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Spot the one that does not belong

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Questions
  1. Items
    1. Angular momentum conserved
    2. Linear momentum conserved
    3. Energy conserved
    Odd item
    Linear momentum conserved
  2. Items
    1. Free fall
    2. Shared acceleration
    3. Zero gravity
    Odd item
    Zero gravity
  3. Items
    1. Different per planet
    2. T² and R³
    3. Shared constant
    Odd item
    Different per planet
One statement is false about orbits. Source: syllabus Physics, Ch 7 Gravitation.

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Flip and pair: statement with its subject

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Matching pairs
  1. A
    Angular momentum
    B
    conserved under gravity
  2. A
    Linear momentum
    B
    not conserved under gravity
  3. A
    T² ∝ R³
    B
    Kepler's third law
  4. A
    Equal areas
    B
    Kepler's second law
The chapter's key results. Source: syllabus Physics, Ch 7 Gravitation.

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