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If Earth be at one half its present dist...

If Earth be at one half its present distance from the sun, how many days will there be in a year?

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The correct Answer is:
`129` days
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PHYSICS GALAXY - ASHISH ARORA-GRAVITATION-Unsolved Numerical
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  6. At what height from the ground will the value of ‘ g ’ be the same as ...

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  7. A Body moving radially away from a planet of mas M, when at distance r...

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  8. Two equal masses each in are hung from a balance whose scale pans diff...

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  9. The acceleration due to gravity about the earth's surface would be hal...

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  10. A ring of radius R = 4m is made of a highly dense material. Mass of th...

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  11. For particles of equal masses M that move along a circle of radius R u...

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  12. The density of the core a planet is rho(1) and that of the outer shell...

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  13. A planet A moves along an elliptical orbit around the Sun. At the mome...

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  14. If gravitational forces between a planet and a satellite is proportion...

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  15. A uniform sphere of radius a and density rho is divided in two parts b...

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  16. A uniform sphere has a mass M and radius R. Find the pressure p inside...

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  17. A meteorite approaching a planet of mass M (in the straight line passi...

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  18. Two satellites of the earth move in the sme plane with radii a and b,b...

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  19. Two lead spheres of 20 cm and 2 cm diametre respectively are planet wi...

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