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If the change in the acceleration due to...

If the change in the acceleration due to gravity (g) at an altitude h above the earth's surface is equal to the change in g at a depth x below the earth's surface [assume that both x and h are significantly smaller than the radius of the earth], then

A

x=h

B

x=2h

C

`x=h/2`

D

`x=h^2`

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The correct Answer is:
B
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CHHAYA PUBLICATION-NEWTONIAN GRAVITATION AND PLANETARY MOTION-EXERCISE (Multiple choice Questions)
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  2. If the radius of the earth is R , the height above the surface of the ...

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  3. If the change in the acceleration due to gravity (g) at an altitude h ...

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  4. The acceleration due to gravity on the surface of the earth is 9.8 m*s...

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  5. A rocket is projected vertically upwards from the surface of the eart...

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  6. If one moves from the equator to the pole, the value of g

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  7. If the radius of the earth were to shrink by 1% , its mass remaining ...

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  8. If G is universal gravitational constant and g is acceleration due to ...

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  9. At what altitude (h) above the earth's surface would the acceleration ...

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  10. A planet has same density and same acceleration due to gravity as of e...

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  11. The escape velocity from the earth is ve. If both the mass and the rad...

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  12. The escape velocity of a particle of mass m is

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  13. The value of the escape velocity of a body thrown vertically upwards f...

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  14. The value of the escape velocity from the earth is ve. If the radius ...

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  15. The escape velocity of a planet is ve. From this planet a particle is...

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  16. Escape speed on the surface of a planet varies with the mass m of a bo...

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  17. The escape velocity of a body on the surface of earth is 11.2 km/ s. I...

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  18. Keeping the mass constant , if the radius of the earth is halved, then...

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  19. The weight of a body on the surface of the earth is W. The weight of t...

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  20. A planet in elliptical orbit around a star moves form the point in its...

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