Gravitation questions
1239 published questions with worked solutions.
- The ratio of energy required to raise a satellite to a height 'h' above the earth's surface to that required to put it into the...
- A body is projected in vertically upward direction from the surface of the earth of radius 'R' into space with velocity 'nV_e' (n...
- The acceleration due to gravity at the surface of the planet is same as that at the surface of the earth, but the density of...
- The depth 'd' at which the value of acceleration due to gravity becomes 1 n-1 times the value at the earth's surface is (R =...
- The mass and radius of the earth and moon are M_1, R_1 and M_2, R_2 respectively. Their centres are at a distance 'd' apart. The...
- A body weighs 500 N on the surface of earth. At what distance below the surface of earth it weighs 250 N ? (Radius of earth, R =...
- A body is projected vertically, upwards from earth's surface with velocity '2V_ e ' where 'V_ e ' is the escape velocity from...
- A body is projected vertically upwards from surface of radius 'R' with velocity equal to 1 3 ^ rd of escape velocity. The maximum...
- The depth at which acceleration due to gravity becomes g 2n is (R = radius of earth, g = acceleration due to gravity on earth's...
- Consider a light planet revolving around a massive star in a circular orbit of radius 'r' with time period 'T'. If the...
- The height at which the weight of the body becomes ( 1 9 )th its weight on the surface of earth is (R = radius of earth)
- A body is projected vertically from earth's surface of radius R with velocity equal to half the escape velocity. The maximum...
- If two planets have their radii in the ratio x : y and densities in the ratio m : n, then the acceleration due to gravity on them...
- A mine is located at depth R 3 below earth's surface. The acceleration due to gravity at that depth in mine is (R = radius of...
- A body of mass 'm' is raised through a height above the earth's surface so that the increase in potential energy is mgR 5 . The...
- If two identical spherical bodies of same material and dimensions are kept in contact, the gravitational force between them is...
- A body (mass m) starts its motion from rest from a point distant R_0 (R_0 > R) from the center of the earth. The velocity...
- Considering earth to be a sphere of radius 'R' having uniform density ' ' then value of acceleration due to gravity 'g' in terms...
- The distance of the two planets A and B from the sun are 'r_A' and r_B' respectively such that r_B = 100 r_A. The ratio of the...
- What should be the angular velocity of earth due to rotation about its own axis so that the weight at equator becomes ( 3 5 )^ th...
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