physics unit 1 vce cheat sheet
TRANSCRIPT
PHYSICS 2011 Unit 1 VCE CHEAT SHEET
FORMULA’S:
To Find Absorbed Does:AbsorbedDose= Equivalent Dose
Quality FactorTo Find Does Equivalent:
Equivalent Dose=Quality Factor× Absorbed Dose
To Solve Quality Factor:Quality Factor= Equivalent Dose
Absorbed Dose
To find Half-life or Calculate (mg) needed:
n=TimeTakenHalf −Life
And Start=End×22 (¿ ) End=Start ÷2n
Converting (eV) to (J):1eV=1.6×10−19 Joules
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UNITS: CHANGING OF UNITS:
Joule (J) When finding Absorbed Dose - GyElectron Volt (eV) When finding Dose Equivalent - mSvSievert (Sv)Grays (Gy) FINDING PROTONS, & NEUTRONS:Becquerel (Bq)
To find neutrons: Nucleons - ProtonsQUALITY FACTORS: To find nucleons: Neutrons + Protons
If given ‘Au-197’: Neutrons - Atomic No. Alpha (20)Beta (1) DETERMINING THE DECAY:Gamma (1) Beta Decay: > X−1
0
Alpha Decay: > X24