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Q 1/21
Score 0
Which of these is NOT one of the three types of nuclear radiation?
60
alpha
beta
gamma
microwave
Q 2/21
Score 0
60
21 questions
Q.
Which of these is NOT one of the three types of nuclear radiation?
1
60 sec
Q.
2
60 sec
Q.
Which type of nuclear radiation is the most ionising?
3
60 sec
Q.
4
60 sec
Q.
5
60 sec
Q.
6
60 sec
Q.
Which materials can stop beta radiation?
7
60 sec
Q.
Which materials can stop alpha radiation?
8
60 sec
Q.
Which materials can stop gamma radiation?
9
60 sec
Q.
Which type of nuclear radiation does not cause a change in the structure of the nucleus when it is emitted?
10
60 sec
Q.
What is radioactive activity?
11
60 sec
Q.
12
60 sec
Q.
What is the term used to describe the number of decays recorded each second by a detector, e.g. Geiger-Muller tube?
13
60 sec
Q.
What is the term used to describe the time taken for half the unstable nuclei to decay or the time taken for the count rate to halve of a radioactive source?
14
60 sec
Q.
What is irradiation?
15
60 sec
Q.
What is radioactive contamination?
16
60 sec
Q.
Which of these is NOT sources of background radiation?
17
60 sec
Q.
Which type of radioactive source is used for medical tracers or imaging because is passes through the body with less damage?
18
60 sec
Q.
What type of nuclear reaction occurs when an unstable nucleus absorbs a neutron causing it to split into two smaller nuclei and emit two or three neutrons?
