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the mean radius of the earths orbit around the sun is 1.5 x10 11 .the mean radius of mercury round the sun is 6x10 10 .the mercury will rotate around the sun 1]1 year 2]4years 3]1/4 years 4]2.5years

the mean radius of the earths orbit around the sun is 1.5 x1011.the mean radius of mercury round the sun is 6x1010.the mercury will rotate around the sun
1]1 year
2]4years
3]1/4 years
4]2.5years

Grade:8

1 Answers

Vikas TU
14149 Points
6 years ago
Let Rs be the radius of  the sun, Rm be the mean radius of the mercury
 Hence we ol know that ,
Time elapsed = Rs/Rm
                                        = (1.5 x 1011)/(6x1010)
                                        = 2.5 years

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