Six abdominal films are exposed during a small bowel follow through that are exposed with a three-phase, 12-pulse circuit using 90 kVp and 35 mAs.  What are the total HU generated?

Which of the components of the x-ray circuit operates on DC?

What type of x-ray tube interaction is illustrated in the following diagram? Characteristic Interaction.jpg

The filament of the cathode is composed of ____ wire.

Which of the following are directly related? Voltage Current Turns ratio

Determine the intensity of the x-ray beam at 40 inches if the intensity is 9 R at 72 inches.

The shell and corresponding electron binding energies of a Tungsten atom are listed below.  Projectile electrons must have an energy of at least ____ keV to produce K-characteristic x-rays from tungsten. Shell:               K                L                M                N Energy:          69.5           12.1            2.8              0.6

Refer to the following radiographic tube rating chart.  What is the maximum mA station that can be employed for a .01 second exposure at 125 kVp? Tube rating chart.jpg

What are the heat units if an exposure is made with a high-frequency circuit with technical factors of 110 kVp, 200 mA, and 0.05 seconds?

Which of the following are located on the secondary, high-voltage side of the x-ray circuit? Ground Secondary side of the step up transformer Kilovolt meter Filament ammeter Rectifiers Rheostat