A sound wave strikes the reflecting surface at an angle of 30 degree . the angle of incidence for the sound wave is
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• The correct answer would be theta = 0 degree
• The incident ray coincides with the normal falling on to the surface
• The question says that the incident rays falls perpendicularly on the reflecting surface
• Thus The the reflected ray would be sent on the same path in the reverse direction
• The incident ray coincides with the normal falling on to the surface
• The question says that the incident rays falls perpendicularly on the reflecting surface
• Thus The the reflected ray would be sent on the same path in the reverse direction
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