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A planet moving around sun sweeps area A1 in 2 days A2 in 3 days and A3 in 6 days. Then the relation between A1 ,A2  and A3 is

Option: 1

3A1 = 2 A2 = A3

 


Option: 2

2 A1 = 3 A2 = 6 A3

 


Option: 3

3 A1 = 2 A2 = 6 A3

 


Option: 4

6 A1 = 3 A2 = 2 A3


Answers (1)

best_answer

   

 

 According to Kepler's second law, the areal velocity of the planet around the sun remains constant.

\frac{A_{1}}{t_{1}} = \frac{A_{2}}{t_{2}} = \frac{A_{3}}{t_{3}}

\frac{A_{1}}{2} = \frac{A_{2}}{3} = \frac{A_{3}}{6} = 3A_{1} = 2A_{2} = A_{3}

 

Posted by

Deependra Verma

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