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 pair of quark and anti quark makes a.

Question # 2

Those elements whose charge number z is greater then __________ are unstable:

Question # 3

Both Xenon and cesium have

Question # 4

Both xenon and caesium each have:

Question # 5

The mass of protons is:

Question # 6

Two down and one up quarks make

Question # 7

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

Question # 8

Unit of decay constantλ is:

Question # 9

Curie is unit of.

Question # 10

The radio active nuclide 86Ra228 decays by a series of emissions of three alpha particles and one beta particle. The nuclide X finally formed is:

Question # 11

There is no charge in A and Z of any radioactive element by the emission of.

Question # 12

Controlling rods inserted into the reactor are of metal:

Question # 13

The Unit of decay constant.

Question # 14

When nitrogen is bombarded by alpha particles nitrogen nucleus changes into

Question # 15

The number of Neutron is 238U92is

Question # 16

Iodine -131 is used for the treatment by

Question # 17

When a nucleus emits an alpha particle, its atomic mass decreases by

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 Charge on an electron was determined by
A. Ampere
B. Millikan
C. Maxwell
D. Bohr
2 Circulation of blood is studied by radio isotope.
A. Cobalt -60
B. Phosphorus -32
C. Sodium -24
D. Iodine -131
3 The first atomic reactor was introduced by
A. Currie
B. Enrico Fermi
C. Newton
D. Bohr
4 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
5 Cobalt -60 is the source for
A. Alpha rays
B. Gama rays
C. Beta rays
D. Neutron
6 Iodine -131 is used for the treatment by
A. Bones
B. Eyes
C. thyroid glands
D. Lungs
7 Which one belongs to lepton's group
A. Electron
B.
Muons
C. Neutrons
D. All of these
8 The place for soring the nuclear waste is
A. Ocean
B. Damping in earth
C. Damping in desert
D. Bottom of old salt mines
9 Half life of radon gas is
A. 3.8 minutes
B. 3.8 days
C. 3.8 months
D. 3.8 years
10 Low level radiations effects
A. Less of hair
B. Ulceration
C. Drop of white blood cells
D. All

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