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Medical imaging requires an ultrasound wavelength of 0.25 mm within human tissue
PHYSICS · Single correct · CBSE · Physics · Sound · Sound
Problem
Medical imaging requires an ultrasound wavelength of 0.25 mm within human tissue, where the speed of sound is about 1 540 m/s. Approximately what frequency should the transducer emit? (a)
0.62
MHz
0.62\text{\,MHz}
0.62
MHz
(b)
12.3
MHz
12.3\text{\,MHz}
12.3
MHz
(c)
6.2
MHz
6.2\text{\,MHz}
6.2
MHz
(d)
1.4
MHz
1.4\text{\,MHz}
1.4
MHz
Related theory
Wave Speed Relation
Wave Speed
Ultrasound
Waves
Ultrasound and its applications
Sound
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