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A body of mass 2 kg initially at rest mo...

A body of mass 2 kg initially at rest moves under the action of an applied horizontal force of 7N on a table with coefficient of kinetic friction `= 0.1`. Compute the
Change in kinetic energy of the body in 10s.

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`635 J` Work done by the net force on a body equals change in its kinetic energy.
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NCERT BANGLISH-WORK, ENERGY AND POWER-EXERCISES
  1. A body of mass 2 kg initially at rest moves under the action of an app...

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  2. A body of mass 2 kg initially at rest moves under the action of an app...

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  3. A body of mass 2 kg initially at rest moves under the action of an app...

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  4. Given in Fig. are examples of some potential energy functions in one ...

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  5. The potential energy function for a particle executing linear simple h...

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  6. Answer the following : Comets move around the sun in highly elliptic...

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  7. Answer the following : An artificial satellite orbitting the earth i...

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  8. Answer the following : In Fig.6.13. (i) the man walks 2m carrying a ...

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  9. Underline the correct alternative : When a conservative force does p...

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  10. Underline the correct alternative : Work done by a body against fric...

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  11. Underline the correct alternative : The rate of change of total mome...

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  12. Underline the correct alternative : In an inelastic collision of two...

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  13. State if each of the following statements is true or false. Give reaso...

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  14. State if each of the following statements is true or false. Give reaso...

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  15. State if each of the following statements is true or false. Give reaso...

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  16. Answer carefully, with reasons : In an elastic collision of two bill...

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  17. Answer carefully, with reasons : Is the total linear momentum conser...

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  18. Answer carefully, with reasons : What are the answers to (a) and (b)...

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  19. Answer carefully, with reasons : If the potential energy of two bill...

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  20. A body is initially at rest. It undergoes one-dimensional motion with ...

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