HSC Science (Computer Science) 12th Board ExamMaharashtra State Board
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Solution - If Sound Waves Are Reflected from Surface of Denser Medium, There is Phase Change of - HSC Science (Computer Science) 12th Board Exam - Physics

Question

If sound waves are reflected from surface of denser medium, there is phase change of.......

(a) 0 rad                                    

(b) π/4  rad

(c) π/2 rad    

(d) π rad

Solution

(d)πrad
There is a phase change of 180°, i.e. the phase of the wave changes by π radians.

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Reference Material

Solution for question: If Sound Waves Are Reflected from Surface of Denser Medium, There is Phase Change of concept: Forced Oscillations and Resonance. For the courses HSC Science (Computer Science), HSC Science (Electronics), HSC Science (General)
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