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Use your Brain Power! If the mass of a ...

Use your Brain Power!
If the mass of a moving body is doubled, how many times will be kinetic energy increase?

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TARGET PUBLICATION-WORK AND ENERGY-EXERCISE
  1. What will happen in the following case One marble strikes another in ...

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  2. Answer the following questions: Derive the formula for the kinetic en...

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  3. Use your Brain Power! If the mass of a moving body is doubled, how ma...

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  4. What is potential energy? Explain with suitable examples.

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  5. What are the different forms of energy?

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  6. Answer the following questions: State the law of conservation of ener...

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  7. Answer the following questions: If an object has 0 momentum, does it h...

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  8. What are the various energy transformations that occur when you are ru...

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  9. What is the difference between generator and electric motor?

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  10. Answer the following questions: Prove that the kinetic energy of a fr...

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  11. Show that the mechanical energy of a freely falling body is conserved.

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  12. The potential energy of a freely decreases progressively, Is this agai...

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  13. Use your Brain Power! Can your father climb stairs as fast as you can...

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  14. Use your Brain Power! Will you fill the overhead water tank with the ...

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  15. Suppose Rajashree, Yash and Ranjeet have to reach the top of a small h...

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  16. What is power? What is its unit?

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  17. Show that kWh=3.6 times 10^5 J

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  18. What is the difference between power and work?

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  19. Read the statements given below. Identify and write the concept upon w...

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  20. Read the statements given below. Identify and write the concept upon w...

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