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15-02-2024
Physics

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An ultrasound system with a 4.0 MHz transducer is used to image structures as deep as 15 cm. Twenty images are produced each second, each requiring 100 acoustic pulses. What is the PRF of the system?
a. 1,500 Hz
b. 300 Hz
c. 2,000 Hz
d. 4 MHz

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