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Manpreet's Stack

Midterm RAD 106

QuestionAnswer
The formula E = mc2 is the basis for the theory that led to the development of _________? Nuclear power.
Radiology emerged as a medical specialty because of the Snook transformer and the __________? Coolidge x-ray tube.
____________energy includes radio waves, light, and x-rays as well as other parts of the spectrum. Electromagnetic
when you burn your finger by touching a hot iron, ________ heat transfer takes place Conduction
____________________ are the two cryogens that are used in magnetic resonance imaging with a superconducting magnet. Liquid nitrogen and liquid helium
The chemical element is determined by the number of ________ in the atom. protons
The first person to describe an element as being composed of identical atoms was _________? John Dalton.
The fundamental particles of an atom are the ________? proton, electron, and neutron.
__________experiments in 1911 showed that the atom was composed of a nucleus with an electron cloud. Rutherford’s
Thermal radiation is the transfer of heat by the emission of ___________________. electromagnetic radiation
The radioactive _________ of a radioisotope is the time required for a quantity of radioactivity to be reduced to one-half its original value. half-life
The four properties of photons are ________, ________, ________ and ________. frequency; wavelength; velocity; amplitude
The mass equivalent of a 100 KeV photon of radiation can be calculated using the _____. relativity formula
According to Faraday’s law, the magnitude of the induced electric current depends on which factor? The variation of magnetic field intensity
A conductor is any substance through which electrons _____ flow while an insulator is any material that _____ allow electron flow. easily; easily easily; does not
Electrostatic force is _________ proportional to the distance between charges, and _______ proportional to the product of the charges. inversely, directly
Created by: Mann gill
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