Questions based on gravitational acceleration and orbital motion

Questions based on circular motion

Questions based on vertical circular motion and variation

Questions based on Hydrostatics ( accelerating container)

Gravitation - Acceleration Due To Gravity

Questions based on finding COM of particle, acceleration and velocity of COM, Motion of COM

Questions based on Newtons law of gravitation

Questions based on acceleration due to gravity of earth

Questions based on Kinematics of Rotational Motion and Moment of Inertia of Bodies

Universal gravitational constant and gravitational acceleration of the earth .

In the above question, if the soild sphere is a large rock, what is the gravitational acceleration at a point on the surface of the rock at a point just above the cavity ?