Physics Flashcards
1
Q
What is alpha radiation
A
Helium nucleus
2
Q
What is beta radiation
A
An fast moving electron
3
Q
What is Gamma radiation
A
Gamma EM wave
4
Q
Weighting factor of alpha
A
20
5
Q
Weighting factor of beta
A
1
6
Q
Weighting factor of Gamma
A
1
7
Q
v=…
A
fλ
8
Q
f=…
A
N/t
9
Q
D=…
A
E/m
10
Q
H=…
A
DWr
11
Q
H=DWr what is H
A
Equivalent dose (Sv)
12
Q
T=…
A
1/f
13
Q
t=…
A
d/v
14
Q
What absorbs Alpha radiation
A
A sheet of paper
15
Q
What absorbs Beta radiation
A
5cm of Aluminium
16
Q
What absorbs Gamma radiation
A
Several cm of Lead
17
Q
γ
A
Gamma
18
Q
β
A
Beta
19
Q
α
A
Alpha
20
Q
a=
A
F/m
21
Q
The faster the wave what happens to the wavelength.
A
Increases
22
Q
Hight
A
Velocity time graph
