Physics
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| How much energy is required to ionize tungsten through removal of a K-shell electron? | show 🗑
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| What are photons? | show 🗑
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| show | None. A photon does not have mass. Bushong p. 57
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| show | An induction motor works through ELECTROMAGNETIC induction. Bushong p. 127
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| Pair production occurs with x-rays that have energies greater than ________. | show 🗑
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| What controls radiographic contrast? | show 🗑
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| Distance has what type of effect on radiation quality? | show 🗑
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| show | The principle advantage of tomography is improved contrast resolution. Bushong p. 266
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| The position of the _______ determines the object plane in tomography? | show 🗑
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| Electric potential is measured in ______. | show 🗑
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| show | Adding filtration to the useful x-ray beam reduces x-ray beam INTENSITY. Bushong p. 147
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| Compton scattering ________ image contrast. | show 🗑
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| show | The fundamential parts of an atom are the ELECTRON, THE PROTON, AND THE NEUTRON. Bushong p. 40
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| show | No outer shell can contain more than EIGHT electrons. Bushong p. 43
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| show | Atoms that have the same number of neutrons but different protons are called ISOTONES. Bushong p. 47
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| ________ have the same atomic number amd the same atomic mass number. | show 🗑
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| X-rays and gamma rays are forms of electromagnetic radiation called _______. | show 🗑
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| show | The autotransformer has a SINGLE winding. Bushong p. 104
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| show | RECTIFICATION is the process of converting AC to DC. Bushong p. 110
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| With _______ phase power, the voltage impressed across the x-ray tube is nearly constant, never dropping to zero during exposure. | show 🗑
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| The x-ray tube current is adjusted by controlling the ______ current. | show 🗑
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| The cathode is the negative side of the x-ray tube; it has two primary parts: a ______ and a __________ _____. | show 🗑
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| show | The induction motor works through ELECTROMAGNETIC induction. Bushong p. 127
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| Which generates more heat, three-phase or single-phase? | show 🗑
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| show | Most x-rays in the diagnostic range (20-150kVp) are BREMSSTRAHLUNG x-rays. Bushong p. 149
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| X-ray ______ is the numebr of x-rays in the useful beam. | show 🗑
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| Increasing filtration increase the _____ of an x-ray beam. | show 🗑
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| Compensating filters are useful for maintaining image _______. | show 🗑
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| An x-ray with les than 1.02 MeV cannot undergo _______ _________. | show 🗑
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| Attenuation is the product of __________ and ___________. | show 🗑
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| _____-____ x-rays are more likely to be absorbed in the target. | show 🗑
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| show | In the diagnostic range, a 15% increase in kVp is equivalent to doubling the mAs. Bushong p. 147
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