# WAVE MOTION & MECHANICAL WAVE

*Wave Motion*6.1 Progressive waves

6.2 Mathematical description of a wave

6.3 Stationary waves

*Mechanical Waves*7.1 Speed of wave motion; Velocity of sound in solid and liquid

7.2 Velocity of sound in gas

7.3 Laplace’s correction

7.4 Effect of temperature, pressure, humidity on velocity of sound.

**Learning Outcomes**

*Wave motion*6.1 Define and understand progressive wave

6.2 Write progressive wave in mathematical form

6.3 Discuss the condition under which stationary waves can be formed

6.4 Write stationary wave in mathematical form

6.5 Calculate frequency, amplitude, velocity, time period, etc of progressive wave

6.6 Find expression for stationary wave using two progressive waves

*Mechanical waves*7.1 Calculate Speed of wave motion

7.2 Understand and write expression for the Velocity of sound in solid and liquid

7.3 Describe Velocity of sound in gas

7.4 Describe Laplace correction

7.5 Formulate the effect of temperature, pressure, humidity on velocity of sound

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