Wave Motion & Mechanical Waves || Class 12 Physics || Note

 WAVE MOTION & MECHANICAL WAVE

Syllabus

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