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Can momentum of a system be changed with...

Can momentum of a system be changed without changing its K.E.?

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BINA LIBRARY-KINEMATICS-II-EXERCISE
  1. Can a body have a constant speed and still have a varying velocity?

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  2. What is the angle between velocity and acceleration vector in a circul...

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  3. Can momentum of a system be changed without changing its K.E.?

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  4. Explain why a particle moving with a constant speed along a circular p...

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  5. Can a body with uniform acceleration always move in straight line?

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  6. A body projected with a velocity 25m/s just clears a wall 5m high afte...

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  7. An aeroplane is flying in a hirizontal direction with a velocity of 36...

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  8. A paricle is projected with a velocity of 40ms-1. After two seconds, i...

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  9. Find the angle of projection so that a body when projected has the hor...

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  10. An artifucial satellite is orbiting around the earth with a speed of 4...

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  11. A bomber piane is moving horizontally with a speed of 500ms^-1 and a b...

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  12. The height and horizontal distance of a projectile are y=8t-5t^2m and ...

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  13. A paricle moves in a plane with a constant acceleration in a direction...

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  14. When a body moves with constant speed along a circle

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  15. Which quantity is fixed on object on object which moves in a horizonta...

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  16. A partiale of mass m is moving in a circular path of radius r such tha...

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  17. Which of the following is a vector?

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  18. Identify the vector quantity among the following:

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  19. Which of the following is not a vector quantity?

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  20. Which of the following quantities is a scalar?

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