Plane waves of ultrasound, f = 51.0 kHz, impinge on a flat plane with a 1.00-cm-wide slit. What is the total angular width (2θ) of diffracted sound waves when the speed of sound in air is 340 m/s.
A)167°
B)83.6°
C)19.5°
D)41.8°
E)0.11°

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The Answer of Plane waves of ultrasound, f = 51.0 kHz, impinge on a flat plane with a 1.00-cm-wide slit. What is the total angular width (2θ) of diffracted sound waves when the speed of sound in air is 340 m/s.
A)167°
B)83.6°
C)19.5°
D)41.8°
E)0.11°

Plane Waves of Ultrasound, F = 51