Physics questions
20027 published questions with worked solutions.
- Mars has about ( 1 10 )^ th as much mass as the Earth and half as a diameter of earth. The acceleration of falling body on Mars...
- Which of the following is the S.I. unit of universal gravitational constant?
- A satellite is moving in an orbit around the earth due to
- The force of attraction between two unit point masses separated by a unit distance is numerically equal to
- Which of the following represent the Newton's law of universal gravitation correctly?
- The atmosphere is held to the earth by
- A body detached gently from the outer wall of a satellite orbiting around the earth will
- 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...
- Kepler's third law i.e. T^2 R^3, is a consequence of law of conservation of
- 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...