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What is the kinetic energy of an object ...

What is the kinetic energy of an object ?

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Which would have a greater effect on the kinetic energy of an object : doubling the mass or doubling the velocity ?

(a) Compare the kinetic energies of two identical bodies, one moving north and the other moving south with same speed. (b) What happens to the kinetic energy of an object if its mass in doubled while its velocity remains the same

What do you mean by kinetic energy ? Derive an expression for the kinetic energy of an object of mass m moving with velocity, upsilon.

An object of mass 50 kg is moving in a horizontal circle of radius 8 m . If the centripetal force is 40 N, then the kinetic energy of an object will be

If the kinetic energy of the molecules in 5 litre of helium at 2 atm is (E ) . What is the kinetic energy of molecules in 15 litre of oxygen at 3 atm in terms of (E ) ?

An object of mass 1 kg is moving with a velocity 10 m/s. Find the kinetic energy of the object

MBD -HARYANA BOARD-WORK, ENERGY AND POWER-Example
  1. A pair of bullocks exerts a force of 140 N on a plough. The field bei...

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  2. Define 1 J of work.

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  3. What is the kinetic energy of an object ?

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

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

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  6. What is power ?

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  7. Define 1watt of Power.

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

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  9. Define Average Power.

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

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

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

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

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

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

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

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

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

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