L4#!#Limits#!#Standard Formulas

why do take limits in deriving formula of angular velocity

By using (i) Newton's formula and (ii) Laplace's formula, calculate the speed of sound in air at standard pressure and temperature. The density of air is 1.293 kg//m^(3) . gamma = 1.4 for air.

Examples on Standard limits.

4.4 g of an unknown gas occupies 2.24 L of volume at standard temperature and pressure, The gas may be

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