SPI Ultrasound Physics- Questions Practice Exam
SPI Ultrasound Physics- Questions Practice ExamWhat are the units of Wavelength? Correct Answer: millimeters What are the units of Frequency? Correct Answer: Hertz What are the units of Intensity? Correct Answer: Watts/cm 2 What are the units of propagation speed? Correct Answer: meters/sec What are the units of period? Correct Answer: second power Correct Answer: watts Wavelength is determine by ________. Correct Answer: medium and sound source Frequency is determine by ________. Correct Answer: sound source Intensity is determine by ________. Correct Answer: sound source Propagation speed is determine by ________. Correct Answer: medium Period is determine by ________. Correct Answer: sound source Power is determine by ________. Correct Answer: sound source Which parameters can be changed by the operator? Correct Answer: Amplitude, intensity, power The power in the beam is 1 watt and the area is 5cm2. What is the beam's intensity? Correct Answer: 0.2 w/cm2 If intensity remains the same while the power is doubled, what happens to beam area? Correct Answer: doubled If frequency of sound is doubled, what happens to wavelength? Correct Answer: Wavelength is halved. A+ Pulse duration Correct Answ
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spi ultrasound physics questions practice examwhat are the units of wavelength correct answer millimeters what are the units of frequency correct answer hertz what are the units of intensity cor
