Gravitation questions
1239 published questions with worked solutions.
- A satellite revolves around the earth in an elliptical orbit. Its speed
- If the gravitational force were proportional to 1 r , then a particle in a circular orbit under such a force would have its...
- The maximum possible velocity of a satellite orbiting round the earth in a stable orbit is
- Two satellite of masses m_1 and m_2 (m_1>m_2) are revolving round the earth in circular orbits of radii r_1 and r_2 (r_1>r_2)...
- The nature of the path of the satellite depends upon
- If the horizontal velocity is less than critical velocity, then the satellite will travel in
- In the case of a satellite moving along a circular orbit, a larger orbit corresponds to
- A satellite is orbiting very close to a planet. Its periodic time depends only on
- The time period of an earth satellite in circular orbit depends on
- The earth revolves about the sun in an elliptical orbit with mean radius 9.3 10^ 7 m in a period of 1 year. Assuming that there...
- Satellite revolving around the earth loses some energy due to collision. What would be the effect on its velocity and distance...
- The escape velocity of a body from the surface of the earth is v_e and the escape velocity of the body from a satellite orbiting...
- The ratio of the acceleration due to gravity on two planets P_1 and P_2 is k_1. The ratio of their respective radii is k_2. The...
- The escape velocity of a body from the surface of the earth is equal to
- The binding energy of a body does not depend upon
- B.E. of a satellite is always
- The gravitational potential energy per unit mass at a point gives ________ at that point
- Escape velocity of a body from the surface of a spherical planet of mass M, radius R and density is
- The escape velocity of a body from the surface of earth is
- The angular velocity of rotation of a star of mass M and radius R at which the matter will escape from its equator is
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