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

Which pair belongs to hadrons.

Question # 2

Materials can be identified by measuring their

Question # 3

Mass equivalent of 931 MeV energy is:

Question # 4

Energy needed to produce an electron hole in solid state detector is.

Question # 5

How many times, the alpha particle is more massive than electrons.

Question # 6

The half life of radioactive elements depends upon

Question # 7

The most abundant isotope of neon is:

Question # 8

The reciprocal of decay construct lamda of a radioactive element is.

Question # 9

Half life of Uranium -239 is

Question # 10

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

Question # 11

The amount of energy equivalent to 1 a.m.u is

Question # 12

The particles equal in mass but greater than proton are.

Question # 13

The mass spectrum of naturally occurring neon shows the most abundant isotope has atomic mass.

Question # 14

1 gray is equal to.

Question # 15

Two up quarks and one down quarks makes a

Question # 16

Binding energy per nucleus for uranium is above:

Question # 17

The SI unit of decay constant is

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 What is difference is isotopes
A. Number of protons
B. Number of neutrons
C. Number of electrons
D. Charge number
2 How many neutrons are there in the nuclide Zn66?
A. 22
B. 30
C. 36
D. 66
3 The number of protons in any atom are always equal to the number of
A. Neutrons
B. Electrons
C. Positrons
D. Mesoris
4 The charge on Beta particle is
A. +e
B. -e
C. -2e
D. None of these
5 In nuclear radiation , track of alpha particle is.
A. Thin
B. Discontinuous
C. Erratic
D. Continuous
6 Alpha particle carries a charge.
A. -e
B. +2e
C. -2e
D. No charge
7 Gamma radiations are emitted due to:
A. De-excitation of atom
B. De-excitation of nucleus
C. Excitation of atom
D. Excitation of nucleus
8 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
9 Hydrogen bomb is an example of.
A. Nuclear fission
B. Nuclear fusion
C. Chain reaction
D. Chemical reaction
10 The particles equal in mass but greater than proton are.
A. Mesons
B. Baryons
C. Leptons
D. Hadrons

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