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Derive an expression for the gravitation...

Derive an expression for the gravitational potential energy of a body lying at a height above the surface of the earth.

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ICSE-GRAVITATION-SHORT ANSWER QUESTIONS
  1. Dependence of intensity of gravitational field (E) of earth with dista...

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  2. Define gravitational potential and gravitational potential energy.

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  3. Derive an expression for the gravitational potential energy of a body ...

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  4. Obtain the dimensional formula of G and gravitational potential.

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  5. Distinguish between inertial and gravitational mass.

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  6. What is a satellite? What is the difference between natural satellite ...

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  7. Give the full form of (i) Inteslat and (ii) Insat.

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  8. Write a note on synchronous satellite.

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  9. Derive an expression for the period of a geostationary satellite.

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  10. Write a note on apiculture.

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  11. Derive an expression for the escape velocity of a body from any planet...

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  12. Can you find the mass of sun without weighing?

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  13. Explain why some planets do not have atmosphere.

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  14. What are the conditions for a satellite to be stationary?

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  15. (a) Explain Stokes Law (b) Define terminal velocity (c) Describe a...

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  16. What is the energy of a satellite revolving in a stable orbit.

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  17. Suppose a body is carried from earth to moon. What happens to its weig...

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  18. If the diameter of the earth becomes two times its present value and i...

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  19. "No fuel is required for satellite to revolve round earth. But fuel re...

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  20. A satellite is launched into a circular orbit of radius R around earth...

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