9th Class
Science
Gravitation and Floatation
Question Bank
Gravitation
question_answer
The acceleration due to gravity on the surface of a planet whose mass is same as that of the earth and radius is half of that of the earth is: (mass of earth \[=\,6\times {{10}^{24}}kg,\] Radius of earth \[=\,6.4\,\times \,{{10}^{3}}\,km)\]