Manmohan Dash | Physics • Materials Science • AI
Define an Hour Circle. Its a bit tricky to define some astronomical parameters and not run into innocent looking misrepresentations… Read more.
To budding astronomers. A difference between true velocity and proper velocity. Proper velocity (proper motion) is the motion of a… Read more.
2. Last year in a text book in Indian High School curriculum, I spotted and corrected with my students, the… Read more.
Result; now that photons are mass-less, their energy, momentum, speed, etc are no more variables, in the sense of arbitrariness.… Read more.
A photon has no mass but energy and it has speed and it has momentum although it does not have… Read more.
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