Question

what will be the mass of a Planet whose radius is 20% of the radius of Earth​

Answer 1

Hey mate!

Here is your answer

Answer:

5/8 times that on the surface of the earth.

*Hope This Helps*

Answer 2

Answer:

2.41 × 10^23

Explanation:

Mp = g Rp^2 divided by G ,take the 20%of radius of earth which is 1.27 × 10^6 where g= 10 and capital G = 6.673 × 10^-11 put the values in the formula and get the answer