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In the following figure, an orbit of a p...

In the following figure, an orbit of a planet around the Sun (S) has been shown. AB and CD are the distance convered by the planet in equal time. Lines AS ad CS sweep equal areas in equal intervals of time. Hence, areas ASB and CSD are equal.
Write the law `T^(2) prop r^(3)` in your words.

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Kelper's law of periods : The square of the period of revolution of a planet around the Sun is directly proportional to the cube of the mean distance of the planet from the Sun.
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In the following figure, an orbit of a planet around the Sun (S) has been shown. AB and CD are the distance convered by the planet in equal time. Lines AS ad CS sweep equal areas in equal intervals of time. Hence, areas ASB and CSD are equal. (b) Write the law regarding area swept.

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NAVNEET PUBLICATION - MAHARASHTRA BOARD-GRAVITATION -Answer the following questions :
  1. In the following figure, an orbit of a planet around the Sun (S) has b...

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  2. In the following figure, an orbit of a planet around the Sun (S) has b...

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  3. In the following figure, an orbit of a planet around the Sun (S) has b...

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  4. Explain the term gravitational force. What is gravitation?

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  5. Let the period of revolution of a planet at a distance R from a star b...

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  6. State Newton's universal law of gravitation. Express it in mathematic...

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  7. Why is the constant of gravitation called a universal constant ?

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  8. Newton's law of gravitation is called the universal for of gravitation...

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  9. If the distance between two bodies is increased by a factor of 5, (i) ...

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  10. Determine the SI unit of the universal constant of gravitation from th...

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  11. Define G (universal gravitational constant).

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  12. State the importance of Newton's universal law of gravitation .

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  13. Compare the gravitational force on a body of mass 1 kg due to the eart...

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  14. Explain the term the earth's gravitational force. What is the value of...

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  15. Write a short note on the earth's gravitational force.

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  16. Take two balls of different masses, go to the top of a building, drop ...

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  17. Take two similar pages from your notebook. Crumple one paper and allow...

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  18. Take a feather and a paper. Allow them to fall to the ground simultane...

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  19. What is the acceleration Due to Gravity?

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  20. What is meant by 'free fall' hence define acceleration due to gravity.

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