A material that resists the movement of electrons is a(n):

Determining which filament will be used during an exposure is done at the operating console by the selection of:

Match the descriptions in Column A with the correct term in Column B.  Choices are used only once. CHOOSE the BEST answer. 

Place the following events leading to the production of x-rays in order, from first to last: I. resistance is adjusted at the rheostat II. filament is heated III. filament current is increased IV. electrons are boiled off filament

The ability of a material to attract iron, cobalt, or nickel is called:

Copper is used in the rotating anode because:

The devices that change alternating to direct current are the:

What is the resistance in a circuit of 50 kilovolts and 500 milliamperes?

A device that converts mechanical energy to electrical energy is a:

The device that adjusts the incoming power supplied to the x-ray circuit to maintain 220 V is the: