Gravitation questions
1239 published questions with worked solutions.
- The escape velocity is:
- Which of the following is independent of mass of satellite?
- Parking orbit is the orbit in which the satellite and earth have equal:
- According to kepler's second law, line joining the planet to the sun sweeps out equal areas in equal time intervals. This...
- Choose the correct statement. In planetary motion
- According to Kepler's law, the period of revolution of a planet (T) and its mean distance from the sun (r) are related by the...
- The period of a satellite in a circular orbit around a planet is independent of
- A satellite is orbiting the earth in a circular orbit of radius r. Its period of revolution varies as
- Kepler's second law regarding constancy of aerial velocity of a planet is a consequence of the law of conservation of:
- The gravitational potential of a body on the surface of the earth is proportional to (R= radius of earth, = density of earth)
- In a gravitational field, at a point where the gravitational potential is zero
- At some point the gravitational potential and also the gravitational field due to earth is zero. The point is
- The intensity of gravitational field inside a hollow sphere is
- If an object is thrown with a velocity less than the escape velocity, its total energy is:
- During a journey from earth to the moon and back, the greatest energy required for the space ship rocket is to over come
- In some region, the gravitational field is zero. Then gravitational potential at that region
- If a missile is launched with a velocity less than the escape velocity, then the sum of its kinetic and potential energy will be
- An earth satellite is moved from one stable circular orbit, which one of the following quantities increase?
- If g is the acceleration due to gravity on the surface of the earth, the gain in potential energy of an object of mass m raised...
- A satellite of mass m is orbiting the earth at a height h from its surface. If M is the mass of the earth and R its radius, the...
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