Month: June 2020

Calculating mass of planet

Posted by Physics And Universe | Jun 21, 2020 | Astronomy |

The mass of a planet can be determined by observing the time period of its satellite. Let M be the...

Posted by Physics And Universe | Jun 13, 2020 | Physics |

Solar constant is the amount of energy received from the sun per second per unit area by a perfect...

The magnitude of star is the measure of its brightness. When measured from the earth, two stars...