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According to Kepler , planets move in...

According to Kepler , planets move in

A

Circular orbits around the sun

B

Eliptical orbits around the sun with sun at exact centre .

C

Straight lines with constant velocity

D

Eliptical orbits around the sun with sun at one of its foci

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The correct Answer is:
D
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AAKASH INSTITUTE-GRAVITATION -ASSIGNMENT SECTION - A (OBJECTIVE TYPE QUESTIONS)
  1. According to Kepler , planets move in

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  2. The minimum and maximum distances of a planet revolving around sun ...

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  3. A planet of mass m moves around the Sun of mass Min an elliptical orbi...

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  4. In an orbit if the time of revolution of satellite is T , then PE i...

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  5. The torque on a planet about the centre of sun is

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  6. During motion of a planet from perihelion to aphelion the work d...

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  7. The gravitational constant depends upon

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  8. Gravitation is the phenomenon of interaction between

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  9. How is the gravitational force between two point masses affected when ...

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  10. Two point masses m and 4 m are seperated by a distance d on a line ....

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  11. A large number of identical point masses m are placed along x - a...

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  12. Three particles A,B and C each of mass m are lying at the corners of...

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  13. Two planets have same density but different radii The acceleration du...

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  14. If the radius of the earth shrinks by 1.5% ( mass remaining same) , th...

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  15. If the density of the planet is double that of the earth and the radiu...

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  16. At what height above the surface of earth the value of "g" decrease...

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  17. During motion of a man from a equator to pole of earth , its wei...

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  18. If earth suddenly stop rotating , then the weight of an object of m...

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  19. If R is the radius of the earth and g the acceleration due to gravity ...

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  20. If the value of g at the surface of the earth is 9.8 m//sec^(2), then ...

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