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What is free fall ?...

What is free fall ?

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Whenever an object moves under the influence of the force of gravity alone , it is said to be falling freely .
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NAVNEET PUBLICATION - MAHARASHTRA BOARD-GRAVITATION -Answer the following questions :
  1. Does the value of g depend on the mass of the falling body ? Why ?

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  2. Define mass . State its SI and CGS units.

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  3. Define weight . State its SI and CGs units .

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  4. As per the request of one of his friends from the equator , Rahul buys...

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  5. If the value of g suddenly becomes twice its value , it will become tw...

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  6. What is the difference between mass and weight of an object ? Will the...

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  7. What is free fall ?

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  8. Define free fall .

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  9. Explain the term free fall and state the corresponding kinematical equ...

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  10. During a free fall , will a heavier object accelerate more than a ligh...

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  11. If you had to calculate the mass of the earth , how would you do it ?

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  12. What is gravitational potential energy?

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  13. Define gravitational potential energy. Write the formula for it.

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  14. What is escape velocity? Obtain an expression for it.

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  15. Define escape velocity.

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  16. Explain the term escape velocity.

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  17. Write a short note on escape velocity.

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  18. Using the law of conservation of energy, obtain the expression for the...

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  19. Express escape velocity in terms of g and R.

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  20. Express escape velocity in terms of g, R and rho (the earth's densit...

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