Which of the following is not necessary for x-rays to be produced?
a source of electrons
rapid particle acceleration
a source of protons
instantaneous deceleration
a source of protons
For pair production to occur, the energy of the incoming x-ray photon must be at least:
1.02 MeV
The interaction of x-rays with matter that constitutes the greatest hazard to patients in diagnostic radiography is:
photoelectric interaction
The unit used to measure the amount of energy absorbed in any medium is the:
radiation absorbed dose (rad)
The maximum accumulated whole-body dose for a 35-year-old occupational worker is:
35 rem
According to the law of Bergonie and Tribondeau, the characteristics that determine the sensitivity of a cell to radiation are:
mitotic activity and structure and function of the cell.
The intensity of radiation from a radiographic tube was 35 mR at a distance of 2.5 m from the tube. What would the intensity be at a distance of 4 m from the tub, all other factors remaining the same?
14mR
Which of the following is not a component of an optically stimulated luminescence (OSL) dosimeter?
exposure meter
plastic blister pack
aluminum oxide strip
metal fibers
exposure meter
An exposure of 2 Sv is received. How many rem is this equivalent to?
400 rem
Book shows 1 Sv +100 rem
Lead absorbs x-rays through the process of ________.
the Compton effect.