The distance of to planets from the sun are 10 rise to the power of 13m and 10 rise to the power of 12m respectively.Find the ratio of time periods and orbital speeds of the two planets.
Answers
Answered by
1
Answer: Using Kepler's 3'd Law T^2 = K R^3
T1^2 / T2^2 = R1^3 / R2^3
T1 ^2 / T2^2 = 10^39 / 10^36 = 1000
T1 = 32 T2
2 pi R = v T using mean distance and time for 1 revolution
v1 / v2 = R1 T2 / (R2 T1) = (R1 / R2) * (T2 / T1) = 1000 /32 = 32
Explanation:
Similar questions