ARDMS SPI REAL EXAM WITH QUESTIONS AND ANSWERS LATEST UPDATES An increase in the number of pixels on the display will improve: - ANSWER-detail resolution Propagation speed is determined by: a. frequency b. harmonics c. bandwidth d. bulk modulus - ANSWER

ARDMS SPI REAL EXAM WITH QUESTIONS AND ANSWERS LATEST UPDATES An increase in the number of pixels on the display will improve: - ANSWER-detail resolution Propagation speed is determined by: a. frequency b. harmonics c. bandwidth d. bulk modulus - ANSWER-d. bulk modulus Increasing transmit gain increases everything except: - ANSWER-frequency The correct depth placement of reflectors depends primarily upon: a. frequency b. period c. power d. propagation speed - ANSWER-d. propagation speed Which of the following will increase the color flow jet area displayed? a. increase color gain b. increase velocity scale c. increase frequency - ANSWER-a. increase color gain Increasing propagation speed: - ANSWER-air, soft tissue, bone The most common type of transducer used in echo is: - ANSWER-sector phased array Decibels are the units for all of the following except: a. amplitude b. transmit gain c. gain d. attenuation e. TGC f. dynamic range e. intensity - ANSWER-e. intensity= mW/cm2 What are the four acoustic variables: - ANSWER-1. temperature, density, particle motion, pressure