Define Parsec
Parsec: The unit of distance stated as the distance pointed by an Earth-orbit parallax of 1 arcsec. It equals around 206 264 au, or about 3.086 x 1016 m
What is the reason that heat causes matter to expand? Briefly explain it.
Name the women scientist who played the essential role in the development of Missile technology of India and is nick named as the ‘Missile Woman’?
Planck equation: The quantum mechanical equation associating to the energy of a photon E to its frequency nu: E = h nu.
What is the reason that the tea kettle sing? Briefly state the reason.
What do you mean by the term alloy? Briefly illustrate it.
What is Archimedes' principle? A body which is submerged in a fluid is buoyed up by a force equivalent in magnitude to the weight of the fluid which is displaced, and directed upward all along a line via the c
Pseudoforce: The "force" that arises as an observer is plainly treating an accelerating frame as an inertial one.
Explain in brief that the gas encompass density or not?
Copernican principle (N. Copernicus): The idea, recommended by Copernicus, that the Sun, not the Earth, is at the center of the earth. We now know that neither idea is accurate (that is, the Sun is not even situated at the center of o
Ground source Heat Pumps (GSHP): This technology makes use of the energy stored in the earth’s crust, which comes mainly from solar radiation. Fundamentally, heat pumps take up heat at a certain temperature and discharge it at a higher temperatu
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