Factors determining axial resolution are the ________________.
A) frequency and wavelength
B) beam diameter and element thickness
C) number of cycles in the pulse and wavelength
D) propagation speed and number of cycles in a pulse
Correct Answer:
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Q11: The linear image consists of _ scan
Q12: Sequenced,phased,and vector are types of _.
A) transducers
B)
Q13: Lateral resolution is equal to _.
A) wavelength/2
B)
Q14: Arrays are operated in two ways,called _
Q15: If the propagation speed of the transducer
Q17: Which of the following frequencies is operated
Q18: At a distance of two near-zone lengths,the
Q19: Coupling medium is applied to the transducer-tissue
Q20: Electric _ applied to a transducer are
Q21: _ array is the combination of linear
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