Define a wave

a) Define a wave front. b) Draw the diagram to show the shape of plane wave front as they pass through (i) a thin prism and (ii) a thin convex lens. State the nature of refracted wave front. c) Verify Snell’s law of refraction using Huygens’s principle

Define wave length , frequency and wave number. How is frequency related to wave number ?

Define wave length. What is its S.I. unit ?

Define wave velocity or phase velocity . Deduce its relation with angular frequency omega and propagation consant kappa .

Define the wavelength of a longitudinal wave

Define the wavelength of a transverse wave

Name two different types of waves. Define transverse waves.

Define the terms wave and wave motion.