Second Year Physics Chapter 21 Online MCQ Test for 2nd Year Physics Chapter 21 Nuclear Physics Preparation

FSC Part 2 Physics
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Physics FSC Part 2 Chapter 21 Online MCQ's Test

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Question # 1

A device that shows the visible path of ionizing particle is called.

Question # 2

For workers in nuclear facilities is, a weekly does of is normally considered safe

Question # 3

Low level radiations effects

Question # 4

The SI unit of decay constant is

Question # 5

The potential difference between the top and bottom of a cloud chamber is of the order of

Question # 6

Which particle has larger range in air.

Question # 7

Cobalt -60 is the source for

Question # 8

The mass of protons is:

Question # 9

The number of protons in any atom are always equal to the number of

Question # 10

Circulation of blood is studied by radio isotope.

Question # 11

A proton consists of quarks which are.

Question # 12

The quantity of U in the naturally occurring uranium is.

Question # 13

Which is true for both alpha particle and gama rays.

Question # 14

The most useful tracer is.

Question # 15

Which one of the following is not affected by electric or magnetic field.

Question # 16

The most abundant isotope of neon is:

Question # 17

Nuclear fission was discovered by:

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 Mass equivalent of 931 MeV energy is:
A. 6.02 x 10-23 kg
B. 1.766 x 10-27kg
C. 2.67 x 10-29kg
D. 6.02 x 10-87kg
2 The background radiation to which we are exposed, on the average is.
A. 1 mSv per year
B. 2 mSv per year
C. 3 mSv per year
D. 4 mSv per year
3 Two down and one up quarks make
A. Proton
B. Neutron
C. photon
D. Positron
4 Iodine -131 is used for the treatment by
A. Bones
B. Eyes
C. thyroid glands
D. Lungs
5 The bnding energy for nucleus A is 7.7 Me V and that for nucleus B is 7.8 MeV. Which nucleus has the larger mass?
A. Nucleas A
B. Nucleus B
C. Less than nucleus
D. None of these
6 By emitting Beta particle and gama particle simultaneously the nucleolus changes in its charges by
A. N
B. N/2
C. N/4
D. 3N/4
7 Curie is unit of.
A. Conductivity
B. Binding energy
C.
Radioactivity
D. Resistivity
8 A radio active substance has a half life of four months. 3 -fourth of the substance will decay in:
A. 6 months
B. 8 months
C. 12 months
D. 16 months
9 Binding energy per nucleon is maximum for
A. Platinum
B. Iron
C. Uranium
D. Lead
10 The most useful tracer is.
A. Strontium -90
B. Iodine -31
C. Cobalt -60
D. Carbon -14

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