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Sahay Sir > Question Answers > AIIMS Last 24 Years Solved 1996 - 2019 Physics and Chemistry Video Solutions > Physics > Chapter 12 - Gravitation > Assertion : The time period of revolution of a satellite around a planet is directly proportional to the radius of the orbit of the satellite. Reason : Artificial satellite follow Kepler’s laws of planatary motion.

Assertion : The time period of revolution of a satellite around a planet is directly proportional to the radius of the orbit of the satellite. Reason : Artificial satellite follow Kepler’s laws of planatary motion.

Assertion: Water kept in an open vessel will quickly evaporate on the surface of the moon. Reason The temperature at the surface of the moon is much higher than boiling point of water.