ASNT Study Guide - Industrial Radiography Radiation Safety- Questions with
Correct Answers
Terms in this set (223)
The Symbol R means: c. roentgen
a. rem
b. rad
c. roentgen
d. radiation
The acronym rad means: a. radiation absorbed dose
a. radiation absorbed dose
b. roentgen absorbed dose
c. roentgen acquired dose
d. radiation at death
The roentgen (R) exposure is measured in: d. air
a. tissue
b. water
c. a lab
d. air
The symbol mR means: a. milliroentgen
a. milliroentgen
b. microroentgen
c. megaroentgen
d. millirem
One roentgen or 1 R is equal to: b. 1000 milliroentgen
a. 100 milliroentgen
b. 1000 milliroentgen
c. 0.001 milliroentgen
d. 1 milliroentgen
,The acronym rem stands for: d. roentgen equivalent man
a. radiation equivalent man
b. radiation effect man
c. roentgen effect man
d. roentgen equivalent man
The initialism QF stands for: c. quality factor
a. quantity factor
b. quality frequency
c. quality factor
d. quality effective factor
The quality factor for X-rays and gamma a. 1
rays is:
a. 1
b. 2
c. 10
d. 20
The quality factor for alpha (ray) particles d. 20
is:
a. 1
b. 2
c. 10
d. 20
Activity of radioactive material is measured a. curies
in:
a. curies
b. roentgens
c. sieverts
d. grays
Becquerels and curies are units of c. decay rate
measurement of:
a. physical size of the source
b. gray per hour
c. decay rate
d. roentgen per hour
Atoms that have excess energy and are a. radioactive
unstable are known as:
a. radioactive
b. radioactivity
c. balanced
d. weighted
, Elementary particles units with a negative a. electrons
electrical charge and a mass approximately
equal to 1/1840 that of a proton are:
a. electrons
b. protons
c. neutrons
d. valence shells
Positively charged elementary particles b. protons
with a mass approximately equal to 1840
times that of an electron, or 1 AMU, are
known as:
a. electrons
b. protons
c. neutrons
d. valence shells
Uncharged elementary particles with a c. neutrons
mass nearly equal to that of a proton are
called:
a. electrons
b. protons
c. neutrons
d. valence shells
The area known as the center of an atom is b. nucleus
called the:
a. electron
b. nucleus
c. proton
d. neutron
Any byproduct material that is encased in a c. sealed source
capsule designed to prevent leakage or
escape of the byproduct material is a:
a. drum
b. pig
c. sealed source
d. container
A tube through which the radioactive c. S tube
source travels when inside a radiographic
exposure device is a/an:
a. port tube
b. guide tube
c. S tube
d. exit tube
Correct Answers
Terms in this set (223)
The Symbol R means: c. roentgen
a. rem
b. rad
c. roentgen
d. radiation
The acronym rad means: a. radiation absorbed dose
a. radiation absorbed dose
b. roentgen absorbed dose
c. roentgen acquired dose
d. radiation at death
The roentgen (R) exposure is measured in: d. air
a. tissue
b. water
c. a lab
d. air
The symbol mR means: a. milliroentgen
a. milliroentgen
b. microroentgen
c. megaroentgen
d. millirem
One roentgen or 1 R is equal to: b. 1000 milliroentgen
a. 100 milliroentgen
b. 1000 milliroentgen
c. 0.001 milliroentgen
d. 1 milliroentgen
,The acronym rem stands for: d. roentgen equivalent man
a. radiation equivalent man
b. radiation effect man
c. roentgen effect man
d. roentgen equivalent man
The initialism QF stands for: c. quality factor
a. quantity factor
b. quality frequency
c. quality factor
d. quality effective factor
The quality factor for X-rays and gamma a. 1
rays is:
a. 1
b. 2
c. 10
d. 20
The quality factor for alpha (ray) particles d. 20
is:
a. 1
b. 2
c. 10
d. 20
Activity of radioactive material is measured a. curies
in:
a. curies
b. roentgens
c. sieverts
d. grays
Becquerels and curies are units of c. decay rate
measurement of:
a. physical size of the source
b. gray per hour
c. decay rate
d. roentgen per hour
Atoms that have excess energy and are a. radioactive
unstable are known as:
a. radioactive
b. radioactivity
c. balanced
d. weighted
, Elementary particles units with a negative a. electrons
electrical charge and a mass approximately
equal to 1/1840 that of a proton are:
a. electrons
b. protons
c. neutrons
d. valence shells
Positively charged elementary particles b. protons
with a mass approximately equal to 1840
times that of an electron, or 1 AMU, are
known as:
a. electrons
b. protons
c. neutrons
d. valence shells
Uncharged elementary particles with a c. neutrons
mass nearly equal to that of a proton are
called:
a. electrons
b. protons
c. neutrons
d. valence shells
The area known as the center of an atom is b. nucleus
called the:
a. electron
b. nucleus
c. proton
d. neutron
Any byproduct material that is encased in a c. sealed source
capsule designed to prevent leakage or
escape of the byproduct material is a:
a. drum
b. pig
c. sealed source
d. container
A tube through which the radioactive c. S tube
source travels when inside a radiographic
exposure device is a/an:
a. port tube
b. guide tube
c. S tube
d. exit tube
