IRRSP Questions
g
ThegsymbolgRgmeans:
a. Rem
b. Rad
c. Roentgen
d. Radiation
gRoentgen
Thegacronymgradgmeans:
a. RadiationgAbsorbedgDose
b. RoentgengAbsorbedgDose
c. RoentgengAcquiredgDose
d. RadiationgAtgDeathgRa
diationgAbsorbedgDose
Thegroentgeng(R)gexposuregisgmeasuredgin:
a. Tissue
b. Water
c. Aglab
d. Air
gAir
ThegsymbolgmRgmeans:
a. Milliroentgen
b. Microroentgen
c. Megaroentgen
d. MilliremgM
illiroentgen
Onegroentgengorg1gRgisgequalgto:
a. 100gmR
b. 1000gmR
c. 0.001gmR
d. 1gmR
1000gmR
Thegacronymgremgstandsgfor:
a. RadiationgEquivalentgMan
b. RadiationgEffectgMan
c. RoentgengEffectgMan
d. RoentgengEquivalentgMan
gRoentgengEquivalentgMang
TheginitialismgQFgstandsgfor:
a. Quantitygfactor
b. Qualitygfrequency
c. Qualitygfactor
d. Qualitygeffectivegfactor
gQualitygfactor
,ThegqualitygfactorgforgX-raysgandggammagraysgis:
a. 1
b. 2
c. 10
d. 20
1
Thegqualitygfactorgforgalpha(ray)gparticlesgis:
a. 1
b. 2
c. 10
d. 20
20
Activitygofgradioactivegmaterialgisgmeasuredgin:
a. Curies
b. Roentgens
c. Sieverts
d. Grays
gCuries
BecquerelsgandgCuriesgaregunitsgofgmeasurementgof:
a. Physicalgsizegofgthegsource
b. Graygperghour
c. Decaygrate
d. Roentgengperghour
gDecaygrate
Atomsgthatghavegexcessgenergygandgaregunstablegaregknowngas:
a. Radioactive
b. Radioactivity
c. Balanced
d. Weighted
gRadioactiv
e
Elementarygparticlegunitsgwithgagnegativegelectricalgchargegandgagmassgapproximatelyge
qualgtog1/1840gthatgofgagprotongare:
a. Electrons
b. Protons
c. Neutrons
d. Valencegshells
gElectrons
Positivelygchargedgelementarygparticlesgwithgagmassgapproximatelygequalgtog1840gtimesg
thatgofgangelectron,gorg1gAMU,garegknowngas:
a. Electrons
b. Protons
c. Neutrons
d. Valencegshells
gProtons
Unchangedgelementarygparticlesgwithgagmassgnearlygequalgtogthatgofgagprotongaregcalled:
a. Electrons
,b. Protons
c. Neutrons
d. Valencegshells
gNeutrons
Thegareagknowngasgthegcentergofgangatomgisgcalledgthe:
a. Electron
b. Nucleus
c. Proton
d. Neutron
gNucleus
Anygbyproductgmaterialgthatgisgencasedgingagcapsulegdesignedgtogpreventgleakagegorges
capegofgthegbyproductgmaterialgisga:
a. Drum
b. Pig
c. Sealedgsource
d. ContainergS
ealedgsource
Agtubegthroughgwhichgthegradioactivegsourcegtravelsgwhenginsidegagradiographicgexpos
uregdevicegisga/an:
a. Portgtube
b. Guidegtube
c. Sgtube
d. Exitgtube
gSgtube
Surveygmetersgmustgbegcalibratedgatgintervalsgnotgtogexceed:g(AnswergwithgA,gB,gC,gorgD)
a. Threegmonthsgand/orgafterginstrumentgservicinggexceptgforgbatterygchanges
b. Sixgmonthsgand/orgafterginstrumentgservicinggexceptgforgbatterygchanges
c. Annuallygandgafterginstrumentgservicinggexceptgforgbatterygchanges
d. Dailygandgafterginstrumentgservicinggexceptgforgbatterygchange
sgB
Agsurveygmetergmustgbegcapablegofgmeasuringgagrangegof:g(AnswergwithgA,gB,gC,gorgD)
a. 0gtog1000gmR/hr
b. 2gtog1000gR/hr
c. 0gtog1000gR/hr
d. 2gtog1000gmR/hr
gD
Becquerelsgandgcuriesgaregunitsgofgmeasurementgof:
a. Physicalgsizegofgthegsource
b. Activity
c. Graygperghour
d. Roentgengperghour
gActivity
Anganaloggsurveygmetergmustgbegcalibratedgongeachgscalegatgtwogpointsgapproximately:g
(AnswergwithgA,gB,gC,gorgD)
a. 33%gandg66%gofgthegscale'sgpotential
b. 25%gandg75%gofgthegscale'sgpotential
, c. Throughgthegfullgrangegofgthegscale'sgpotential
d. Atgthegmidpointgofgthegscale'sgpotentia
lgA
Thegprocessgthatgresultsgingthegremovalgofgorbitalgelectronsgfromgatomsgresultinggingthegf
ormationgofgiongpairsgisgcalled:
a. Excitation
b. Radioactivity
c. Decay
d. Ionization
gIonization
Thegfactgthatggassesgbombardedgbygionizinggradiationgbecomegconductorsgofgelectricalgcurr
entgmakegthemgusefulgin:
a. Xgraygtransformers
b. Cathodegtubes
c. Detectiongequipment
d. Gassesgcannotgconductgelectricalgcharge
sgDetectiongequipment
Agdosimetergmustgbegcapablegofgreadinggagrangegof:
(AnswergwithgA,gB,gC,gorgD)
a. 0-100gmR
b. 0-200gmR
c. 0-500gmR
d. 0-
1gRgB
Pocketgiongchambersgmustgbegcapablegofgreading:
a. 100gmR
b. 500gmR
c. 200gmR
d. 999gmR
200gmR
Angexposuregrategisgmeasuredgby:
a. Surveygmeter
b. Dosimeter
c. Rategalarm
d. Filmgbadge/TLD
gSurveygmeter
Whatgdosimetersg(dosimetergdevices)garegleastgaffectedgbygmoisture?
a. Digitalgdosimeters
b. Filmgbadges
c. TLDs
d. Iongchambers
gTLDs
Fullgdeflectiongofgagsurveygmetergwhilegongbatterygcheckgmeans:g(AnswergwithgA,gB,gC,g
orgD)
a. Metergisgworkinggproperlygandghasggoodgbatteries
b. Metergmaygorgmaygnotgbegworkinggproperly
g
ThegsymbolgRgmeans:
a. Rem
b. Rad
c. Roentgen
d. Radiation
gRoentgen
Thegacronymgradgmeans:
a. RadiationgAbsorbedgDose
b. RoentgengAbsorbedgDose
c. RoentgengAcquiredgDose
d. RadiationgAtgDeathgRa
diationgAbsorbedgDose
Thegroentgeng(R)gexposuregisgmeasuredgin:
a. Tissue
b. Water
c. Aglab
d. Air
gAir
ThegsymbolgmRgmeans:
a. Milliroentgen
b. Microroentgen
c. Megaroentgen
d. MilliremgM
illiroentgen
Onegroentgengorg1gRgisgequalgto:
a. 100gmR
b. 1000gmR
c. 0.001gmR
d. 1gmR
1000gmR
Thegacronymgremgstandsgfor:
a. RadiationgEquivalentgMan
b. RadiationgEffectgMan
c. RoentgengEffectgMan
d. RoentgengEquivalentgMan
gRoentgengEquivalentgMang
TheginitialismgQFgstandsgfor:
a. Quantitygfactor
b. Qualitygfrequency
c. Qualitygfactor
d. Qualitygeffectivegfactor
gQualitygfactor
,ThegqualitygfactorgforgX-raysgandggammagraysgis:
a. 1
b. 2
c. 10
d. 20
1
Thegqualitygfactorgforgalpha(ray)gparticlesgis:
a. 1
b. 2
c. 10
d. 20
20
Activitygofgradioactivegmaterialgisgmeasuredgin:
a. Curies
b. Roentgens
c. Sieverts
d. Grays
gCuries
BecquerelsgandgCuriesgaregunitsgofgmeasurementgof:
a. Physicalgsizegofgthegsource
b. Graygperghour
c. Decaygrate
d. Roentgengperghour
gDecaygrate
Atomsgthatghavegexcessgenergygandgaregunstablegaregknowngas:
a. Radioactive
b. Radioactivity
c. Balanced
d. Weighted
gRadioactiv
e
Elementarygparticlegunitsgwithgagnegativegelectricalgchargegandgagmassgapproximatelyge
qualgtog1/1840gthatgofgagprotongare:
a. Electrons
b. Protons
c. Neutrons
d. Valencegshells
gElectrons
Positivelygchargedgelementarygparticlesgwithgagmassgapproximatelygequalgtog1840gtimesg
thatgofgangelectron,gorg1gAMU,garegknowngas:
a. Electrons
b. Protons
c. Neutrons
d. Valencegshells
gProtons
Unchangedgelementarygparticlesgwithgagmassgnearlygequalgtogthatgofgagprotongaregcalled:
a. Electrons
,b. Protons
c. Neutrons
d. Valencegshells
gNeutrons
Thegareagknowngasgthegcentergofgangatomgisgcalledgthe:
a. Electron
b. Nucleus
c. Proton
d. Neutron
gNucleus
Anygbyproductgmaterialgthatgisgencasedgingagcapsulegdesignedgtogpreventgleakagegorges
capegofgthegbyproductgmaterialgisga:
a. Drum
b. Pig
c. Sealedgsource
d. ContainergS
ealedgsource
Agtubegthroughgwhichgthegradioactivegsourcegtravelsgwhenginsidegagradiographicgexpos
uregdevicegisga/an:
a. Portgtube
b. Guidegtube
c. Sgtube
d. Exitgtube
gSgtube
Surveygmetersgmustgbegcalibratedgatgintervalsgnotgtogexceed:g(AnswergwithgA,gB,gC,gorgD)
a. Threegmonthsgand/orgafterginstrumentgservicinggexceptgforgbatterygchanges
b. Sixgmonthsgand/orgafterginstrumentgservicinggexceptgforgbatterygchanges
c. Annuallygandgafterginstrumentgservicinggexceptgforgbatterygchanges
d. Dailygandgafterginstrumentgservicinggexceptgforgbatterygchange
sgB
Agsurveygmetergmustgbegcapablegofgmeasuringgagrangegof:g(AnswergwithgA,gB,gC,gorgD)
a. 0gtog1000gmR/hr
b. 2gtog1000gR/hr
c. 0gtog1000gR/hr
d. 2gtog1000gmR/hr
gD
Becquerelsgandgcuriesgaregunitsgofgmeasurementgof:
a. Physicalgsizegofgthegsource
b. Activity
c. Graygperghour
d. Roentgengperghour
gActivity
Anganaloggsurveygmetergmustgbegcalibratedgongeachgscalegatgtwogpointsgapproximately:g
(AnswergwithgA,gB,gC,gorgD)
a. 33%gandg66%gofgthegscale'sgpotential
b. 25%gandg75%gofgthegscale'sgpotential
, c. Throughgthegfullgrangegofgthegscale'sgpotential
d. Atgthegmidpointgofgthegscale'sgpotentia
lgA
Thegprocessgthatgresultsgingthegremovalgofgorbitalgelectronsgfromgatomsgresultinggingthegf
ormationgofgiongpairsgisgcalled:
a. Excitation
b. Radioactivity
c. Decay
d. Ionization
gIonization
Thegfactgthatggassesgbombardedgbygionizinggradiationgbecomegconductorsgofgelectricalgcurr
entgmakegthemgusefulgin:
a. Xgraygtransformers
b. Cathodegtubes
c. Detectiongequipment
d. Gassesgcannotgconductgelectricalgcharge
sgDetectiongequipment
Agdosimetergmustgbegcapablegofgreadinggagrangegof:
(AnswergwithgA,gB,gC,gorgD)
a. 0-100gmR
b. 0-200gmR
c. 0-500gmR
d. 0-
1gRgB
Pocketgiongchambersgmustgbegcapablegofgreading:
a. 100gmR
b. 500gmR
c. 200gmR
d. 999gmR
200gmR
Angexposuregrategisgmeasuredgby:
a. Surveygmeter
b. Dosimeter
c. Rategalarm
d. Filmgbadge/TLD
gSurveygmeter
Whatgdosimetersg(dosimetergdevices)garegleastgaffectedgbygmoisture?
a. Digitalgdosimeters
b. Filmgbadges
c. TLDs
d. Iongchambers
gTLDs
Fullgdeflectiongofgagsurveygmetergwhilegongbatterygcheckgmeans:g(AnswergwithgA,gB,gC,g
orgD)
a. Metergisgworkinggproperlygandghasggoodgbatteries
b. Metergmaygorgmaygnotgbegworkinggproperly
