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A block of mass m slides over a smooth w...

A block of mass m slides over a smooth wedge of mass M which is placed over a rough horizontal surface . The centre of mass of the system will move towards left

Here `mu` = coefficient of friction between the wedge and the ground .

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SL ARORA-Laws of Motion-Exercise
  1. Friction is a necessary evil. Explain.

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  2. A block of mass 4kg rests on a rough horizontal plane. The plane is gr...

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  3. A block of mass m slides over a smooth wedge of mass M which is placed...

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  4. Why does a cyclist lean to one side while going along a curve ? In wha...

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  5. Obtain expression of energy of a particle at dfferent positions in the...

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  6. Which law of Newton defines an 'inertial frame of reference' ? .

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  7. What is inertia ? Discuss its types giving one example in each case.

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  8. Newton's second law of motion is

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  9. Define absolute and gravitational units of force state relation betwee...

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  10. State Newton's Second law of motion. Derive a mathematical formula to ...

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  11. State Newton's third law of motion. Derive the law of conservation of ...

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  12. Why does a gun recoil on firing? Obtain an expression for recoil veloc...

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  13. Name a varying mass system Drive the expressions the (i) for the veloc...

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  14. Two masses M and m are connected at the two ends of an inextensible st...

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

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  16. State and establish impulse-momentum theorem.

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  17. Explain the term impulse Show that impulse of a variable force is equa...

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  18. What is friction ?

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  19. Define coefficient of friction and angle of friction and hence derive ...

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  20. Define angle of friction and angle of repose. Show that both are numer...

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