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

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

Question # 2

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

Question # 3

The particles which do not experience strong force are called.

Question # 4

Mass equivalent of 931 MeV energy is:

Question # 5

Both xenon and caesium each have:

Question # 6

Controlling rods inserted into the reactor are of metal:

Question # 7

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

Question # 8

Which particle has larger range in air.

Question # 9

1 gray is equal to.

Question # 10

The early Greeks believed that matter waves was

Question # 11

Nuclear fission was discovered by:

Question # 12

The half life of radioactive elements depends upon

Question # 13

The mass of proton in amu is:

Question # 14

GM counter uses

Question # 15

Number of Isotopes of Neon gas are

Question # 16

Alpha particle carries a charge.

Question # 17

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?

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 X -rays are similar in nature to.
A. Gama rays
B. Beta rays
C. Alpha rays
D. Cathode rays
2 The mass spectrum of naturally occurring neon, showing
A. 1 isotope
B. 2 isotope
C. 3 isotope
D. 4 isotope
3 Nuclear fission was discovered by:
A. Otto Hahn
B. Friz strassmann
C. Both a and b
D. Michaelson
4 The binding energy per nucleon is maximum for
A. Helium
B. Iron
C. Potassium
D. Radium
5 Curie is unit of.
A. Conductivity
B. Binding energy
C.
Radioactivity
D. Resistivity
6 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
7 The mass spectrum of naturally occurring neon shows the most abundant isotope has atomic mass.
A. 19
B. 20
C. 21
D. 22
8 Cosmic rays consist of
A. Protons
B. High energy photons
C. Positron
D. All of above
9 If the following particle have the same energy, which particle has the shortest wave length.
A. alpha particle
B. Neutron
C. Beta particle
D. Proton
10 The dead time of G.M tube is.
A. 10-1 sec
B. 10-6sec
C. 10-4sec
D. 10-8sec

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