Radiographers Reviewer
This is a simplified reviewer that helps Radiographers prepare for licensure examination. May you find the things here helpful.
- 1.RADIOGRAPHIC PHYSICS:1. ) The addition or removal of electrons is called.
- A.
A. Disintegration
- B.
B. Electrification
- C.
C. Scattered Radiation
- 2.2.) The formula for Ohm's Law is:
- A.
A. V=IR
- B.
B. I x R=V
- C.
C. R-V=I
- 3.3. ) The SI Unit for radiation exposure to air is:
- A.
A. Absorbed Dose
- B.
B. Effective Dose
- C.
C. Air Kerma
- 4.4.) It is the quantity of matter described by its energy equivalence.
- A.
A. Weight
- B.
B. Matter
- C.
C. Mass
- 5.5.) The fundamental, complex building blocks of matter are:
- A.
A. atoms and molecules
- B.
B. energy and mass
- C.
C. radiation and ionization
- 6.6.) It is the ability to do work.
- A.
A. Radiation
- B.
B. Mass-Energy
- C.
C. Energy
- 7.7.) Energy emitted and transferred through space.
- A.
A. Nuclear Energy
- B.
B. Radiation
- C.
C. Potential Energy
- 8.8.) It is a type of radiation that is capable of removing an orbital electron from the atom with which it interacts.
- A.
A. Ionizing radiation
- B.
B. Man-made radiation
- C.
C. Terrestrial radiation
- 9.9.) The largest source of natural environmental radiation.
- A.
A. Radium
- B.
B. Helium
- C.
C. Radon
- 10.10.) Metal filters usually aluminum or copper inserted into the x-ray tube housing.
- A.
A. Protective apparel
- B.
B. Collimation
- C.
C. Filtration
- 11.11.) Einstein's mass-energy equivalence equation.
- A.
A. m=ce2
- B.
B. E=mc2
- C.
C. C=E-c2
- 12.12.) The unit for absorbed dose.
- A.
A. rad
- B.
B. rem
- C.
C. sievert
- 13.13.) The unit of the quantity of radioactive material.
- A.
A. gray
- B.
B. curie
- C.
C. rem
- 14.14.) The force that keeps an electron in orbit.
- A.
A. gravity
- B.
B. central force
- C.
C. centripetal force
- 15.15.) The atomic number represents.
- A.
A. number of electrons
- B.
B. number of protons
- C.
C. number of neutrons
- 16.16.) The atomic mass number represents.
- A.
A. number of protons and neutrons in the nucleus
- B.
B.number of protons and electrons in an atom
- C.
C. number of electron and neutrons in the nucleus
- 17.17.) Atoms that have the same atomic number but different atomic mass number.
- A.
A. isomers
- B.
B.isotones
- C.
C. isotopes
- 18.18.) Atoms that have the same atomic number and the same atomic mass number.
- A.
A. isotopes
- B.
B. isomers
- C.
C. isotones
- 19.19.) a.) 131Xe, b.) 130 I , c.) 132 Cs , d.) 131 I 54 53 55 53From the list of atoms above, which is an example of isotopes
- A.
A. A and D
- B.
B. B and C
- C.
C. B and D
- 20.20.) The smallest particle of an element.
- A.
A. molecule
- B.
B. atom
- C.
C. particle
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