Wave motionHard
Question
Sound source of frequnecy 170 Hz is placed near a wall. A man walking from the source towards the wall finds, that there is periodic rise and tall of sound intensity. It the speed of sound in air is 340 m/s the distance separating the two adjacent portions of minimum intensity is:
Options
A.(1/2) m
B.(3/2) m
C.1 m
D.2 m
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