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SPI Radiology Mock Exam Questions & Answers, Rated 100%
SPI Radiology Mock Exam Questions & Answers, Rated 100%-Reducing the likelihood of bioeffects from acoustic energy is the mission of the: 
 
A. Nyquist limit 
B. Reynolds number 
C. Huygens principle 
D. ALARA principle 
E. Poiseuille principle - D. ALARA principle 
 
The number of cycles in a pulse directly related to the: 
 
A. Duty factor 
B. SPL 
C. operating frequency 
D. PRF 
E. propagation speed of the medium - B. SPL 
 
The Doppler shift frequency is proportional to the: 
 
A. Co...