Gin t$$bla n$$ l$$ar$$id foirfe m$$s g$.$ Tabhair aghaidh air seo go pras. Rabhadh dian: Gan baint ag AI$.$ CQ$16$

$1.$ Aleke ame ate $$u adzi detector $$e geometric d$$w$$w$$e edzi? $$e w$$n$$ te $$e m$$ si woz$$na ts$$ dea dzesi nu $$e $$omevi dzia? Vi$$e kawoe le $4$T geometry $$u$?$

$2.$ Kp$$e$$u si me kekl$$us$$ le si me $51$Cr $$e $10\backslash$mu Ci le la w$$a xexl$$me $1\mathrm{.}5$ x $106$ le miniti $5$ me$.$ Bu ak$$nta le ak$$ntabubu $$e $$o$$oa $$e d$$w$$w$$ nyuie bliboa $$u$.$

$3.$ Bu ak$$nta le d$$w$$w$$ nyuie bliboa $$u ne d$$w$$w$$ nyuie $$ut$$ut$=0\mathrm{.}75$ eye geometric d$$w$$w$$ nyuie $=0\mathrm{.}90.$

$4.$ Detekt$$ a$$e didi tso kekl$$us$$e kp$$e$$ua gb$$ sentimeta $10.$ Xexl$$me si wodzidze na kp$$e$$u sia nye $5,000/$a$$aba$$o$$o$.$ Nukae nye xexl$$me si wokp$$ m$$ na ne wo$$e kp$$e$$ua yi sentimeta $20$ tso kp$$e$$ua gb$?$

$5.$e kp$$e$$u a$$e $$e titrime akp$$us$$e e$$e kekl$$us$$e nyanya dzia?

$6.$ Nukatae B emitter $$e kp$$e$$u dzadz$$e kekl$$us$$e nyametsotso nye kuxi wu y emitter?

$7.$ Nukae nye geometric efficiency le liquid scintillation detector me$?8.$ Detekt$$ siawo domet$$ kae s$$ nyuie wu be woats$$ ade dzesi $11$C $$e $0\mathrm{.}001\backslash$mu Ci: $($a$)$ lonization chamber, $($b$)$ GM counter, $($c$)$ Nal detector si woz$$na $$aa$,($d$)$ vudo $$omevi a$$e Nal detector, alo $($e$)$ tsi scintillator $$e xexl$$dzesi$?$

$9.$ Aleke wodzia geometric $$e d$$w$$w$$ nyuie $$e edzi le foto$$em$$ si wots$$a kekl$$us$$ w$$e gome?

$10.$ Ne$,$ le ets$$me la$,$ woke $$e kekl$$us$$ yeye a$$e si naa kekeli si Nal$($Tl$)$ kristalo w$$na $$e te$$e ene na $140-$keV Y$-$ray $$u la$,$ nusi dzi woate $$u akp$$us$$o le kekl$$us$$e foto$$em$$a $$u kple alesi w$$aw$$e $?$

$11.$ Vi$$e kae le hexagonal PM tube $$u wu circular PM tube?

$12.$ Nukatae didime nyuit$$ kekeake le d$$n$$a $$e l$$kusi kple nusi wots$$na dzroa nu me dome ne wole radioiodine $$e agb$$s$$s$$ si wox$$na dzidzem?