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 Anthropic principle? Explain Weak anthropic principle and Strong anthropic principle? Q : Define Fermi paradox Fermi paradox (E. Fermi paradox (E. Fermi): E. Fermi's inference, simplified with the phrase, "Where are they?" questioning that when the Galaxy is filled with intelligent and scientific civilizations, why haven't they come to us hitherto? There are nu
Fermi paradox (E. Fermi): E. Fermi's inference, simplified with the phrase, "Where are they?" questioning that when the Galaxy is filled with intelligent and scientific civilizations, why haven't they come to us hitherto? There are nu
What do you mean by the term cardiac output? Briefly explain it.
As shown in the figure below, a source at S is sending out a spherical wave: E1=(A×D/r) cos(wt-2πr/λ); where r is the distance to source
Briefly illustrate how do fireworks turn to shapes similar to hearts and stars?
Tardon: A particle that has a positive real mass and travels at a speed very less than c in all inertial frames.
What do you mean by the term geocentric? Briefly describe it.
Reflection law: For a wave-front intersecting a reflecting surface, the angle of incidence is equivalent to the angle of reflection, in the similar plane stated by the ray of incidence and the normal.
Photovoltaics (PV): It transform light directly into electricity. The typical current residential installation of 12m2 could produce around 1,300 kWh pa with a peak of around 1.9kW, though larger and more efficient installations are possibl
Give one benefit of a scanning electron microscope over the transmission electron microscope? Briefly explain it.
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