If the earth is at one-fourth of its present distance from the sun, the duration of the year would be

Options

A. Half the present year
B. One-eighth the present year
C. One-fourth the present year
D. One-sixth the present year

Answer

B

Explanation

`(T_1)/(T_2)=(R/(R//4))^(3/2)=8rArrT_2=T/8=(365/8)` day or `1/8` year.