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in Physics by (121k points)
A planet revolves about the sun in elliptical orbit. The arial velocity `((dA)/(dt))` of the planet is `4.0xx10^(16) m^(2)//s`. The least distance between planet and the sun is `2xx10^(12) m`. Then the maximum speed of the planet in `km//s` is -
A. 10
B. 20
C. 40
D. 80

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1 Answer

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by (122k points)
Correct Answer - C

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