If the earth be at one half of its present distancefrom the sun. How many approximate days will be there in a year ? (Present year of the 365 days. Assume orbit to be circular)

If the earth be at one half of its present distancefrom the sun. How m

1.	If the earth be at one half of its present distancefrom the sun. How many approximate days will be there in a year ? (Present year of the 365 days. Assume orbit to be circular)
Answer» <html><body><p>365 <a href="https://interviewquestions.tuteehub.com/tag/days-944904" style="font-weight:bold;" target="_blank" title="Click to know more about DAYS">DAYS</a> <br/>300 days <br/>200 days <br/>129 days </p><a href="https://interviewquestions.tuteehub.com/tag/solution-25781" style="font-weight:bold;" target="_blank" title="Click to know more about SOLUTION">SOLUTION</a> :`implies` For earth revolve around the Sun. <br/> `T prop <a href="https://interviewquestions.tuteehub.com/tag/r-611811" style="font-weight:bold;" target="_blank" title="Click to know more about R">R</a>^(3//2)` <br/> `:. T_2/T_1 = ((r_1)/(r_2))^(3//2) = (<a href="https://interviewquestions.tuteehub.com/tag/1-256655" style="font-weight:bold;" target="_blank" title="Click to know more about 1">1</a>/2)^(3/2) =1/((8)^(1/8))`<br/> `:. T_(2) = T_(1) xx 1/(2.828)` <br/> `:. T_(2) = (365)/(2.828) = 129 . 006` <br/> `:. T_(2)-= 129 ` days</body></html>