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What is the weight of a body at the cent...

What is the weight of a body at the centre of the earth ?

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The correct Answer is:
zero
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CHHAYA PUBLICATION-NEWTONIAN GRAVITATION AND PLANETARY MOTION-EXERCISE (Very Short Answer Type Questions)
  1. If the potential and kinetic energies of an artificial satellite revol...

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  2. If a body of mass m is at a distance r in the gravitational field of ...

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  3. What is the weight of a body at the centre of the earth ?

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  4. What is the value of the acceleration due to gravity at the centre of ...

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  5. Where does a body weight more at the pole or at the equator ?

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  6. What is the value of the acceleration due to gravity of all bodies (he...

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  7. Write down the relation between g and G .

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  8. What is the relation between the mean density of the earth and G ?

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  9. Write down the variation of the acceleration due to gravity at a point...

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  10. The value of g at the poles is greater than its value at the equator -...

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  11. What is the value of the acceleration due to gravity on the surface o...

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  12. The decrease in the acceleration due to gravity at a height above the ...

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  13. The acceleration due to gravity at a height above the earth's surface ...

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  14. Give the value of the angular velocity of the earth for which the acce...

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  15. If the diurnal motion of the earth ceases, write the variation of g at...

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  16. If the angular velocity of the earth is increased , write the variatio...

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  17. If the radius of the earth is halved keeping its mass unchanged, then ...

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  18. During free fall, the weight of a body becomes……….

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  19. What will be the value of acceleration due to gravity on the earth'...

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  20. Where is the escape velocity of a body greater -from the earth or from...

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