A speaker is designed for wide dispersion for a high frequency sound.What should the diameter of the circular opening be for a speaker where the desired diffraction angle is 11° and a 9100 Hz sound is generated? The speed of sound is 343 m/s.
A)0.039 m
B)0.077 m
C)0.24 m
D)0.13 m
E)0.048 m

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The Answer of A speaker is designed for wide dispersion for a high frequency sound.What should the diameter of the circular opening be for a speaker where the desired diffraction angle is 11° and a 9100 Hz sound is generated? The speed of sound is 343 m/s.
A)0.039 m
B)0.077 m
C)0.24 m
D)0.13 m
E)0.048 m

A Speaker Is Designed for Wide Dispersion for a High