Problem 15.6 5 of 21 Part A Constants If the system is being used to create an i

Question

Problem 15.6 5 of 21 Part A Constants If the system is being used to create an image of tissue 13 cm below the skin, what is the minimum time between pulses? Use values given in tablef A medical ultrasound imaging system sends out a steady stream of very short pulses. To simplify analysis, the reflection of one pulse should be received before the next is transmitted. Express your answer to two significant figures and include the appropriate units Medium Air (0 C) Air (20° c) Speed (m/s) 331 343 970 1170 1480 1540 1200 5100 6000 12000 At-0.17 ms Helium (0° C) Ethyl alcohol Water Correct Human tissue (ultrasound) Part B Lead Aluminum Granite Diamon How many pulses per second does this correspond to? Express your answer using two significant figures. N- 5100 pulses per second Submit Previous Answers Request Answer X Incorrect: Try Again; 2 attempts remaining

Explanation / Answer

Number of pulses= 1/(0.17*10^-3)= 5882. 353

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Comment in case any doubt.. good luck

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