Question

Find the value of acceleration due to gravity at a height equal to half the radius of earth from surface of earth (g=10m/s2 on earth surface

Answer 1

Answer:

6.67 m/s²

Explanation:

g = GM/R²

g' = GM/R'²

g'/g = R²/R'² = R² ÷ 2.25R² = 1/2.25 = 4/9

g' = 4g/9 = 40/9 = 6.67 m/s²