Gravitation questions
1239 published questions with worked solutions.
- A body is projected vertically upwards from earth's surface with velocity 2V_e where V_e is escape velocity from earth's surface....
- If a hole is drilled along the diameter of the earth' and you leave a coin in the hole, then
- A body of weight 72 N moves from the surface of earth at a height half of the radius of the earth, then gravitational force...
- For a planet having mass equal to mass of the earth but radius is one fourth of radius of the earth. Then escape velocity for...
- With what velocity should a particle be projected so that its height becomes equal to radius of earth -
- A body of mass m is placed on earth surface which is taken from earth surface to a height of h = 3R then change in gravitational...
- Two spheres of masses m and M are situated in air and the gravitational force between them is F. The space around the masses is...
- The density of newly discovered planet is twice that of earth. The acceleration due to gravity at the surface of the planet is...
- The Earth is assumed to be a sphere of radius R. A platform is arranged at a height R from the surface of the Earth. The escape...
- Two satellites of earth, S_1 and S_2 are moving in the same orbit. The mass of S_1 is four times the mass of S_2. Which one of...
- The additional kinetic energy to be provided to a satellite of mass m revolving around a planet of mass M, to transfer it from a...
- The radii of circular orbits of two satellites A and B of the earth, are 4R and R, respectively. If the speed of satellite A is...
- A particle of mass M is situated at the center of a spherical shell of same mass and radius a. The gravitational potential at a...
- A particle of mass m is thrown upwards from the surface of the earth, with a velocity u. The mass and the radius of the earth...
- A particle of mass M is situated at the centre of spherical shell of mass M and radius a. The magnitude of the gravitational...
- If v_e is escape velocity and v_o is orbital velocity of a satellite for orbit close to the earth's surface, then these are...
- The height which the weight of a body becomes 1/16th, its weight on the surface of earth (radius R) is
- A geostationary satellite is orbiting the earth at a height of 5R above the surface of the earth, R being the radius of the...
- A body of mass m is taken from the earth's surface to the height equal to twice the radius (R) of the earth. The change in...
- Infinite number of bodies, each of mass 2 kg are situated on x-axis at distances 1 m, 2 m, 4 m, 8 m, , respectively, from the...
Other chapters
Alcohols, Phenols and EthersAldehydes, Ketones and Carboxylic AcidsAlternating CurrentAminesAnatomy of Flowering PlantsAncient Indian HistoryAnimal KingdomApplication of DerivativesArea Under CurveAromatic Compounds and Aryl HalidesAtomsBasic Mathematics and LogarithmBinomial TheoremBiodiversity and ConservationBiological ClassificationBiomoleculesBiotechnology and Its ApplicationsBiotechnology: Principles and ProcessesBody Fluids and CirculationBreathing and Exchange of GasesCell Cycle and Cell DivisionCell: The Unit of LifeChemical Bonding and Molecular StructureChemical Coordination and Integration