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

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Physics FSC Part 2 Chapter 21 Online MCQ's Test

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Question # 1

In Wilson cloud chamber, if tracks are thick, straight and continuous, then particle is

Question # 2

Mass of meason is

Question # 3

The Unit of decay constant.

Question # 4

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

Question # 5

The force which is responsible for the breaking up of the radioactive element is.

Question # 6

Two up quarks and one down quarks makes a

Question # 7

The most useful tracer is.

Question # 8

In nuclear radiation , track of alpha particle is.

Question # 9

Binding energy per nucleon is maximum for

Question # 10

The activity of radioactive sample

Question # 11

Nuclear fission chain reaction is controlled by using.

Question # 12

A pair of quark and anti quark makes a.

Question # 13

Radioactivity happen due to the disintegration of

Question # 14

James chadwick discovered:

Question # 15

The binding energy per nucleon is maximum for

Question # 16

How many neutrons are there in the nuclide Zn66?

Question # 17

The place for soring the nuclear waste is

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 When a nucleus emits an alpha particle, its atomic mass decreases by
A. 1
B. 2
C. 3
D. 4
2 The binding energy for_________ is maximum.
A. Copper
B. Glass
C. Iron
D. Aluminum
3 The mass of beta particle is equal to the mass
A. Proton
B. Neutron
C. Electron
D. Photon
4 A particles equal or greater in mass than of protons are called.
A. Baryons
B. Leptons
C. Mesons
D. Quarks
5 Half life of Uranium -239 is
A. 26.5 minutes
B. 24.5 minutes
C. 25.5 minutes
D. 23.5 minutes
6 A device that shows the visible path of ionizing particle is called.
A. GM counter
B. Solid state detector
C. Scalar
D. Wilson cloud chamber
7 In Wilson cloud chamber, ß-particles leave
A. Thin and continuous tracks
B. Thick and continuous tracks
C. No tracks
D. Thin and discontinuous tracks
8 Half life of radon gas is
A. 3.8 minutes
B. 3.8 days
C. 3.8 months
D. 3.8 years
9 The first atomic reactor was introduced by
A. Currie
B. Enrico Fermi
C. Newton
D. Bohr
10 How many times, the alpha particle is more massive than electrons.
A. 6332
B. 7332
C. 8332
D. 9332

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