This video lecture from Waves (F.Sc. first year physics) covers Laplace correction formula for speed of sound, Its complete derivation, and %age error in Newton’s formula. It also explains the difference between Adiabatic and Isothermal Process. Find more e-learning material and educational video lectures in Urdu at maktab.pk. These videos are free to use for promotional and commercial purpose by keeping the credits to Maktab.