Physics (Important facts-Mechanics and General Properties of Matter)
Light year is the unit of distance. One light year = 9.46 x 10¹² km. Astronomical Unit (AU) is equal to the average distance between the sun and earth. It is 1.496 x 10⁸ km. Parsec is the unit of distance and 1 parsec = 3 x 10¹⁶ m. Oil rises due to capillary ascent…
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