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Show that for an isolated system, centre...

Show that for an isolated system, centre of mass moves with a uniform velocity along a straight path.

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MBD-MODEL PAPER 2-EXERCISE
  1. Explain why:- it is easier to pull a lawn mower than to push it.

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  2. An electron and a proton have equal momentum. Which has more kinetic e...

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  3. Show that for an isolated system, centre of mass moves with a uniform ...

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  4. Mass of a body is 20 kg at the surface of earth. AT what depth does it...

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  5. Why do we prefer steel to manufacture a spring?

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  6. Calculate the external work done when an ideal gas is expanded adiabat...

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  7. How will you justify that first law of thermodynamics is the law of co...

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  8. At what temperature will the speed of sound in air become double of it...

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  9. Derive an expression for the angle of bending of a cyclist on a curved...

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  10. State law of conservation of energy with examples. Explain the transfo...

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  11. Discuss the elastic collision in one dimension and calculate the veloc...

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  12. What is geostationary satellite? Calculate height of geostationary sat...

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  13. Define gravitational potential energy. Find the expression for gravita...

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  14. Define coefficient of velocity of sound and show that it is 0.61 ms^-1...

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  15. A tunnel is dug through the centre of the earth. Show that a body of m...

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  16. Derive the expression for acceleration and tension in a string in a co...

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  17. State and explain the law of conservation of linear momentum. Explain ...

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  18. Define angle of contact and capillary Give example of capillarity.

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  19. What is the difference between viscosity and friction? Derive the expr...

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  20. Derive expressoin for kinetic energy, potential energy and total energ...

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