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g at the surface when the earth's radius changes with mass fixed

This type of question, asked 3 times: 28 Jul 2022, 27 Jan 2024, 24 Jan 2025. All 3 questions below, oldest first.

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  1. Question 1

    28 Jul 2022

    5
    If the radius of earth shrinks by 2%2\% while its mass remains same. The acceleration due to gravity on the earth's surface will approximately:

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  2. Question 2

    27 Jan 2024

    5
    The acceleration due to gravity on the surface of earth is gg. If the diameter of earth reduces to half of its original value and mass remains constant, then acceleration due to gravity on the surface of earth would be:

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  3. Question 3

    24 Jan 2025

    100
    Acceleration due to gravity on the surface of earth is ' gg '. If the diameter of earth is reduced to one third of its original value and mass remains unchanged, then the acceleration due to gravity on the surface of the earth is _____\_\_\_\_\_ g.