Question

The mass of the moon is (1/8) of the earth but the gravitational pull is (1/6) of the earth. It is due to the fact that.

• A. Moon is the satellite of the earth
• B. The radius of the earth is (8/6) of the moon
• C. The radius earth is $( \sqrt { 8 / 6 } )$ of the moon
• D. The radius of the moon is (6/8) of the earth.

Answer 1

Answer: (C)

The radius earth is $( \sqrt { 8 / 6 } )$ of the moon

Answer 2

…. (i)

Where the subscripts M and E are for the moon and the earth respectively.

Given, ….. (ii)

From (i) and (ii), we get