Gravitation questions
1239 published questions with worked solutions.
- A planet has radius 1/4^ th of the radius of earth and acceleration due to gravity double than that of the earth. Then the ratio...
- What is the percentage decrease in the weight of a body when it is taken to a height of 32 km from the surface of earth? [MHT-CET...
- The radius of the earth is 6400 km and that of mars is 3200 km. The mass of the earth is about 10 times the mass of mars. Weight...
- A geostationary satellite is orbiting the earth at a height 6R above the surface of the earth, where R is the radius of the...
- Assuming the earth to be a sphere of uniform density, the ratio of accelerating due to gravity on the earth's surface to its...
- A body is projected in vertically upward direction from the surface of the earth of radius 'R' into the space with velocity...
- At a height R above the earth's surface the gravitational acceleration is (R = radius of earth, g = acceleration due to gravity...
- Two satellites of masses 'm' and '2m' are revolving in a circular orbit of radius 'r', around the earth. The ratio of their...
- A body is projected vertically upwards from earth's surface with velocity 2v_e, where v_e is escape velocity from earth's...
- Two satellites 'A' and 'B' are revolving with critical velocities 'v_A' and 'v_B' around the earth, in circular orbits of radii...
- The period of revolution of a satellite is [MHT-CET 2022]
- Binding energy of a revolving satellite at height h is 3.5 10^8 J. Its potential energy is [MHT-CET 2022]
- A body is projected vertically upwards from earth's surface. If its K. E. of projection is equal to half of its minimum value...
- The radius of the orbit of a geostationary satellite is (mean radius of the earth R, angular velocity about an axis in ω and...
- A satellite of mass 'm', revolving round the earth of radius 'r' has kinetic energy (E). Its angular momentum is [MHT-CET 2022]
- The escape velocity from the surface of earth of mass 'M' and radius 'R' is 'V_e'. The escape velocity from the surface of a...
- Earth has mass 'M_1' and Radius 'R_1'. Moon has mass 'M_2' and radius 'R_2'. Distance between their centres is 'r'. A body of...
- The escape velocity of a body from any planet whose mass is six times the mass of earth and radius is twice the radius of earth...
- Two satellites 'A' and 'B' of same mass are revolving round the earth at height '2R' and '3R' respectively above the surface of...
- What should be the velocity of earth due to rotation about its own axis so that the weight becomes half of the initial value? (R...
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