RADIATION SAFETY EXAM #1
QUESTIONS AND ANSWERS
Energy measure - answer-kev
Radioactivity measure - answer-curie
Absorbed dose measure - answer-rad
Radiation exposure measure - answer-roentgen
Dose equivalent measure - answer-rem
The average annual background radiation exposure to individuals living in the united
states is approximately: - answer-250-300 mr
Non ionizing radiation - answer--microwaves
-radio waves
-visible light
A lot is know about the biological effects of ionizing radiation on the body - answer-true
What is the annual whole body dose limit for individuals occupationally exposured to
radiation? - answer-5 rem/ 5000 mrem
For single acute radiation doses, the upper limit for what is typically considered "low
level" exposures is: - answer-10 rads
Research and clinical experience has definately proven that high doses of radiation can,
without a doubt, cause cancer. T/f? - answer-true
Which of the following is not a form of electromagnetic radiation? - answer-beta
particles
What is the difference between a 140 kev x-ray and a 140 kev gamma ray? - answer-
they have different origins
Generally speaking, which of the following types of radiation is least able to penetrate
matter? - answer-alpha
Which of the following types of ionizing radiation is a form of high energy light? -
answer-gamma
, All other factors being equal, which of the following types of radiation is most likely to
cause biologic damage to living tissue? - answer-alpha
X-ray production is not considered a radioactive process. - answer-true
Which of the following are a form of "anti-matter"? - answer-positrons
Which of the following types of radiation, after being emitted from the nucleus of a
radioactive atom, immediately collides with an electron and undergoes an "annihilation"
reaction? - answer-positrons
What is the resting mass of an alpha particle in atomic mass units (amu)? - answer-4
What is the charge on a gamma photon? - answer-0
Since it is exactly the same entity, an electron and a beta minus particle have the same
resting mass and electric charge? - answer-true
By definition, all particulate forms of radiation have mass. - answer-true
When passing through living tissue, lower energy photons are actually more likely to
cause biologic damage than high energy photons? - answer-true
The bremsstrahlung phenomenon results in the creation of which type of radiation? -
answer-x rays
By definition, all forms of particulate radiation have charge? - answer-false
Two alpha particles - answer-repel
Alpha and electron - answer-attract
Xray and electron - answer-nothing
Proton and electron - answer-attract
Gamma ray and electron - answer-nothing
Beta minus and positron - answer-attract
Nucleus and electron - answer-attract
Nucleus and an xray - answer-nothing
Nucleus and gamma ray - answer-nothing
QUESTIONS AND ANSWERS
Energy measure - answer-kev
Radioactivity measure - answer-curie
Absorbed dose measure - answer-rad
Radiation exposure measure - answer-roentgen
Dose equivalent measure - answer-rem
The average annual background radiation exposure to individuals living in the united
states is approximately: - answer-250-300 mr
Non ionizing radiation - answer--microwaves
-radio waves
-visible light
A lot is know about the biological effects of ionizing radiation on the body - answer-true
What is the annual whole body dose limit for individuals occupationally exposured to
radiation? - answer-5 rem/ 5000 mrem
For single acute radiation doses, the upper limit for what is typically considered "low
level" exposures is: - answer-10 rads
Research and clinical experience has definately proven that high doses of radiation can,
without a doubt, cause cancer. T/f? - answer-true
Which of the following is not a form of electromagnetic radiation? - answer-beta
particles
What is the difference between a 140 kev x-ray and a 140 kev gamma ray? - answer-
they have different origins
Generally speaking, which of the following types of radiation is least able to penetrate
matter? - answer-alpha
Which of the following types of ionizing radiation is a form of high energy light? -
answer-gamma
, All other factors being equal, which of the following types of radiation is most likely to
cause biologic damage to living tissue? - answer-alpha
X-ray production is not considered a radioactive process. - answer-true
Which of the following are a form of "anti-matter"? - answer-positrons
Which of the following types of radiation, after being emitted from the nucleus of a
radioactive atom, immediately collides with an electron and undergoes an "annihilation"
reaction? - answer-positrons
What is the resting mass of an alpha particle in atomic mass units (amu)? - answer-4
What is the charge on a gamma photon? - answer-0
Since it is exactly the same entity, an electron and a beta minus particle have the same
resting mass and electric charge? - answer-true
By definition, all particulate forms of radiation have mass. - answer-true
When passing through living tissue, lower energy photons are actually more likely to
cause biologic damage than high energy photons? - answer-true
The bremsstrahlung phenomenon results in the creation of which type of radiation? -
answer-x rays
By definition, all forms of particulate radiation have charge? - answer-false
Two alpha particles - answer-repel
Alpha and electron - answer-attract
Xray and electron - answer-nothing
Proton and electron - answer-attract
Gamma ray and electron - answer-nothing
Beta minus and positron - answer-attract
Nucleus and electron - answer-attract
Nucleus and an xray - answer-nothing
Nucleus and gamma ray - answer-nothing
