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QJEE MAIN 2021
The planet Mars has two moons, if one of them has a period 7 hours, 30 minutes and an orbital radius of $...
JEE MainPhysicsEasy
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QJEE-MAIN 2021
Two satellites revolve around a planet in coplanar circular orbits in anticlockwise direction. Their period of revolutions are 1 hour and 8 hours respectively. The...
JEE MainPhysicsEasy
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QJEE MAIN 2021
Two identical particles of mass 1 kg each go round a circle of radius R, under the action of their mutual gravitational attraction. The angular...
JEE MainPhysicsEasy
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QJEE-MAIN 2021
Four particles each of mass M, move along a circle of radius R under the action of their mutual gravitational attraction as shown in figure....
JEE MainPhysicsEasy
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QJEE MAIN 2021
Consider a planet in some solar system which has a mass double the mass of earth and density equal to the average density of earth....
JEE MainPhysicsEasy
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QJEE MAIN 2021
Two identical particles of mass 1 kg each go round a circle of radius R, under the action of their mutual gravitational attraction. The angular...
JEE MainPhysicsEasy
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QJEE MAIN 2021
A body is projected vertically upwards from the surface of earth with a velocity sufficient enough to carry it to infinity. The time taken by...
JEE MainPhysicsMedium
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QJEE MAIN 2021
Suppose two planets (spherical in shape) of radii $R$ and $2 R$, but mass $M$ and $9 M$ respectively have a centre to centre separation...
JEE MainPhysicsEasy
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QJEE MAIN 2021
Two satellites revolve around a planet in coplanar circular orbits in anticlockwise direction. Their period of revolutions are 1 hour and 8 hours respectively. The...
JEE MainPhysicsMedium
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QJEE MAIN 2019
A rocket has to be launched from earth in such a way that it never returns. If E is the minimum energy delivered by the...
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