Physics questions
20027 published questions with worked solutions.
- If g_1 and g_2 represents the acceleration due to gravity on two different planets like earth and Mars. If radius of planet Mars...
- If somehow the distance between the sun and earth is doubled, the gravitational force between them will become:
- The weight of body on the moon's surface is less than that on earth surface because:
- An iron ball and wooden ball of the same radius were released from height h in vacuum. Time taken by both of these to reach the...
- Two bodies of different masses reach simultaneously on ground from height h in vacuum because:
- If earth comes to standstill the weight of bodies lying on its equator shall:
- Weight of body at the centre of earth is:
- A physical quantity having a ratio of 10^3 between SI and CGS units is:
- The acceleration due to gravity (on earth) depends upon:
- Artificial satellite moving around the earth is just like a
- Velocity of geostationary satellite relative to the earth is
- Which of the following is conserved in the planetary motion around the sun?
- Two artificial satellites are revolving in the same circular orbit. Then they must have the same
- An artificial satellite stays in the orbit around the earth because
- If a satellite is orbiting in space having air and no energy is being supplied, then path of that satellite would be
- It is advantageous to launch space ship rockets
- If the horizontal velocity given to the satellite is less than critical velocity, then the satellite performs
- If the horizontal velocity given to the satellite is equal to critical velocity, then the satellite performs
- If the horizontal velocity given to the satellite is lies between critical velocity and escape velocity, then the satellite...
- If the horizontal velocity given to the satellite is greater than escape velocity, then the satellite moves