FAUBER CH: 1,2 TEST REVIEW (lxmo) Exam Questions With Correct Answers
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Course
LXMO
Institution
LXMO
FAUBER CH: 1,2 TEST REVIEW (lxmo)
Exam Questions With Correct Answers
When were X-rays discovered? - answerNovember 8, 1895
What type of tube was Roentgen working with in his lab, when x-rays were discovered? -
answerCrookes tube
Term defined as instantaneous production of light, only during a...
BRIGHTSTARS EXAM STUDY SOLUTIONS 8/15/2024 2:05 PM
FAUBER CH: 1,2 TEST REVIEW (lxmo)
Exam Questions With Correct Answers
When were X-rays discovered? - answer✔✔November 8, 1895
What type of tube was Roentgen working with in his lab, when x-rays were discovered? -
answer✔✔Crookes tube
Term defined as instantaneous production of light, only during an interaction between a type of
energy and some element of compound? - answer✔✔Fluorescence
Barium platinocyanide was the? - answer✔✔Fluorescent material that glowed when the tube
energized
The first x-ray produced by Roentgen of his wife, required the time of? - answer✔✔15 minutes
The letter X in x-ray is the symbol for what? - answer✔✔The mathematical symbol for the
unknown
The first Nobel prize for physics was received in 1901 by who? - answer✔✔Dr. Wilhelm Conrad
Roentgen
Erythrema, an early stage of biological damage due to x-ray exposure is? - answer✔✔Reddening
and burning of the skin
X-rays have which of the following properties: magnetic, electrical and chemical? -
answer✔✔Both electrical and magnetic properties
Distance between two successive crests of a signed wave is known as what? -
answer✔✔wavelength
X-rays used in radiography have wavelengths that are measured in? - answer✔✔Angstroms
The frequency is measured in? - answer✔✔Hertz
Description of the relationship between the wavelength and frequency of the x-ray photon? -
answer✔✔Wavelength and frequency are inversely related
What is a small discrete bundle of energy? - answer✔✔Photon or Quantum
, BRIGHTSTARS EXAM STUDY SOLUTIONS 8/15/2024 2:05 PM
The speed of light is expressed? - answer✔✔Expressed as 3x10(8) meters per second or 186,000
miles per second
Which were reactions to the discovery of X-rays, roentgen's execution or x-ray glasses? -
answer✔✔All of the above
When first developed the branch of medicine, that developed x-rays was called? -
answer✔✔Roentgenology
The electrical energy applied to an x-ray will be transformed to? - answer✔✔Heat and X-rays
The greek symbol for lambda represents the x-rays's what? - answer✔✔Wavelength
The angstrom is equal to? - answer✔✔one ten billionth of a meter or 10(-10)
X-rays used in radiology wave lengths ranging from? - answer✔✔0.1 to 1.0 Angstroms
In the formula c= lambda x V, v equals what? - answer✔✔frequency
The energy of an individual x-ray photon is measured in? - answer✔✔electron volts (ev)
An x-ray beam that has photons with many different energies is? - answer✔✔polyenergetic or
heterogeneous
X-rays can penetrate, absorb, or go in many directions? - answer✔✔all of the above
What is the portion of the x-ray tube that contains the filament? - answer✔✔Cathode
The filament is made up of? - answer✔✔Coiled Tungsten
The focusing cup has what type of charge? - answer✔✔Negative
What is the phenomenon that occurs around the filament during thermionic emission and
prevents the further escape of electrons from the filament? - answer✔✔Space Charge Effect
The positive side of the x-ray tube is called? - answer✔✔Anode
The maximum speed the rotating anode will typically achieve is_______rpm? -
answer✔✔10,000
What is the base material of the anode? - answer✔✔molybdenum
What is the name of the exact area on the anode that is struck by the election stream? -
answer✔✔Focal spot
What is the name of the device in a rotating anode x-ray tube that turns the rotor? -
answer✔✔Stator
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