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Write an expression for kinetic energy o...

Write an expression for kinetic energy of an object.

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MBD -HARYANA BOARD-WORK, ENERGY AND POWER-Example
  1. Define 1 J of work.

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  2. What is the kinetic energy of an object ?

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  3. Write an expression for kinetic energy of an object.

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  4. The kinetic energy of an object of mass m moving with a velocity of 5 ...

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  5. What is power ?

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  6. Define 1watt of Power.

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  7. A lamp consumes 1000 J of electrical energy is 10 s. What is its power...

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  8. Define Average Power.

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  9. Look at the activities listed below. Reson out whether or not work is ...

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  10. Look at the activites listed below. Reason out whether or not work is ...

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  11. Look at the activities listed blew. Reson out whether or not work is d...

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  12. Look at the activites listed below. Reason out whether or not work is ...

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  13. Look at the activites listed below. Reason out whether or not work is ...

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  14. Look at the activites listed below. Reason out whether or not work is ...

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  15. An object thrown at a certain angle to the ground moves in a curved pa...

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  16. A battery lights a bulb. Describe the energy changes involved in the p...

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  17. Certain force acting on a 20 kg mass changes its velocity from 5ms ^-...

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  18. A mass of 10 kg is at a point A on a table. It is moved to a point B. ...

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  19. The potential energy of a freely falling object decreases progressivel...

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  20. What are the verious energy transformations that occur when you are ri...

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