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Show that if the force acting on a parti...

Show that if the force acting on a particle is zero , its momentum will remain unchanged.

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SL ARORA-Laws of Motion-Exercise
  1. State secound law of motion and show that second law is the real law o...

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  2. Write the second law of motion in vector form.

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  3. Show that if the force acting on a particle is zero , its momentum wil...

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  4. The two ends of a spring - balance are pulled each by a force of 10 kg...

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  5. A person is standing on a weighing machine placed near a door. What wo...

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  6. A person is standing on a weighing machine placed near a door. What wo...

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  7. What are the conditions for maximum and minimum pull of a lift on a su...

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  8. A lift is going up with an acceleration 2 g. A man is inside the lift ...

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  9. On which principle is rocket propulsion based?

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  10. A person sitting in the compartment of a train moving with unifrom spe...

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  11. A person sitting in the compartment of a train moving with unifrom spe...

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  12. State and explain the principle of conservation of linear momentum. Es...

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  13. Will the momentum remain conserved if some external force acts on the ...

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  14. What is the principle of working of a rocket ?

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  15. Vehicles stop on applying brakes . Does this phenomenon violate the pr...

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  16. A bomb explodes in mid air into two equal fragments . What is the angl...

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  17. The total momentum of the universe remains constant. Is this statement...

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  18. Can a rocket operate in free space ?

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  19. Is impulse a scalar or vector quantity ? Write its SI unit.

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  20. The dimensional formula of impulse is MLT^-1. Name another physical qu...

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