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What type of radiation is composed of x-ray photons not produced at the focal spot?

Refer to the following x-ray emission spectrum.  The applied voltage that produced this beam is: emission spectrum(1).png

The following segment of an x-ray circuit indicates a: x-ray circuit with 4 diodes cropped for exam.jpg

Which device measures the filament current before it reaches the step-down transformer?

Which of the following are true in regards to the main breaker of an x-ray circuit? It operates on DC current. It turns the x-ray circuit on and off through electrification by contact. It is the component that eliminates the fluctuation in voltage and current coming into the circuit.

The component represented by Number 9 in the following diagram is the: labeled x-ray tube(2).jpg

The radiographer controls the amount of filament current that will be used for a radiographic projection by which of the following selections?

The focusing cup has a/an ____ charge and is composed of ____.

An exposure is made using AEC and a density control of +1 is selected.  This option will produce about a ____ change in density.

The average energy of a single phase radiographic unit will have an average energy of ______ the set kVp.