Gravitation questions
1239 published questions with worked solutions.
- Two small satellites move in circular orbits around the earth, at distances r and r+ r from the centre of the earth. Their time...
- A rocket is launched vertically from the surface of the earth of radius R with an initial speed v. If atmospheric resistance is...
- Suppose the gravitational force varies inversely as the nth power of distance. Then, the time period of a planet in circular...
- An artificial satellite is moving in a circular orbit around the earth. The height of the satellite above the surface of earth is...
- The satellite of mass m revolving in a circular orbit of radius r around the earth has kinetic energy E. Then, its angular...
- A body of mass m taken from the earth's surface to the height equal to twice the radius (R) of the earth. The change in potential...
- A satellite is revolving round the earth with orbital speed v_0. If it stops suddenly, the speed with which it will strike the...
- An artificial satellite is moving in a circular orbit around the earth with a speed equal to half the magnitude of escape...
- The mass of earth is 81 times the mass of the moon and the distance between their centres is R. The distance from the centre of...
- Earth has mass M_1 and radius R_1. Moon has mass M_2 and radius R_2. Distance between their centre is r. A body of mass M is...
- The ratio of energy required to raise a satellite of mass m to a height h above the earth's surface of that required to put it...
- What is the minimum energy required to launch a satellite of mass m from the surface of the earth of mass M and radius R at an...
- The kinetic energy of a revolving satellite (mass m) at a height equal to thrice the radius of the earth (R) is [MHTCET 2019]
- A body is projected vertically from the surface of the earth of radius R with velocity equal to half of the escape velocity. The...
- The ratio of binding energy of a satellite at rest on earth's surface to the binding energy of a satellite of same mass revolving...
- The value of gravitational acceleration g at a height h above the earth's surface is g/4, then (R = radius of earth) [MHTCET 2016]
- Two particles of masses m and 9m are separated by a distance r. At a point on the line joining them the gravitational field is...
- Let g_h and g_d be the acceleration due to gravity at height h above the earth's surface and at depth d below the earth's...
- A body of mass m is raised to a height 10R from the surface of the earth, where R is the radius of the earth. The increase in...
- Calculate angular velocity of the earth, so that acceleration due to gravity at 60^ latitude becomes zero. (Take, radius of 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