Define Radian or SI unit of the angular measure
Radian: rad: The supplementary SI unit of the angular measure stated as the central angle of a circle whose subtended arc is equivalent to the radius of the circle.
What do you mean by communication? Illustrate in brief.
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
Tardon: A particle that has a positive real mass and travels at a speed very less than c in all inertial frames.
Hawking temperature: The temperature of a black hole is caused by the emission of the hawking radiation. For a black hole with mass m, it is illustrated as: T = (hbar c3)/(8 pi G k m).
Super fluidity: The phenomenon by which, at adequately low temperatures, a fluid can flow with zero (0) viscosity. These causes are related with the superconductivity.
Describe why is heavy water employed as a moderator? Illustrate.
Is it possible to obtain the electron (or come out) from the nucleus?
Does water drain contradict clockwise in the northern hemisphere and clockwise in the southern hemi-sphere? Briefly explain it.
Describe briefly the term Specular Reflection?
What is the appropriate formula employed to compute the acceleration? Explain in brief.
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