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A transducer operates at a frequency of 3.5 MHz, and transmits a pulse of duration 0.857...

A transducer operates at a frequency of 3.5 MHz, and transmits a pulse of duration 0.857 μs. What is the axial resolution, in mm, at the focal point of the transducer? Assume the velocity of sound in tissue is 1540 m/s

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