The mass of a planet is 1/10 th that of the earth and its diameter is half that of the earth. The acceleration due to gravity on that planet is:
(1) 19.6 m s-2
(2) 9.8 m s-2
(3) 4.9 m s -2
(4) 3.92 m s-2
Correct option is (4) 3.92 m s-2
The mass of a planet is 1/10 th that of the earth and its diameter is half that of the earth. The acceleration due to gravity on that planet is 3.92 m s-2.