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

Unit of decay constantλ is:

Question # 2

One joule of energy absorbed per kilogram of a body is

Question # 3

The energy of photon for photoelectric effect is less than

Question # 4

Subatomic particles are divided into groups.

Question # 5

The scientist who suggested the presence of neutron was:

Question # 6

The place for soring the nuclear waste is

Question # 7

The Unit of decay constant.

Question # 8

The activity of radioactive sample

Question # 9

Which of the following basic force is able to provide an attraction between two neutrons:

Question # 10

A proton consists of quarks which are.

Question # 11

The building blocks of protons and neutrons are called.

Question # 12

The number of neutrons in Li are

Question # 13

Both Xenon and cesium have

Question # 14

The half life of radioactive elements depends upon

Question # 15

The number of neutron present in a nucleus in a given by

Question # 16

In nuclear radiation , track of alpha particle is.

Question # 17

Cosmic rays consist of

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 A pair of quark and anti quark makes a.
A. Meason
B. harden
C. Lapton
D. Baryon
2 1 amu is equal to
A. 1.0606 x 10-27 kg
B. 1.66 x 10-31 kg
C. 1.66 x 10-34 kg
D. 1.66 x 10-19 kg
3 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:
A. 64X220
B. 86X222
C. 84X216
D. 88X215
4 A proton consists of quarks which are.
A. Two up, one down
B. One up, two down
C. All up
D. All down
5 The most useful tracer is.
A. Strontium -90
B. Iodine -31
C. Cobalt -60
D. Carbon -14
6 Circulation of blood is studied by radio isotope.
A. Cobalt -60
B. Phosphorus -32
C. Sodium -24
D. Iodine -131
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 Binding energy for deuteron nucleus is given by
A. 2.8 MeV
B. 2.23 MeV
C. 2.28 MeV
D. 2.25 MeV
9 The building blocks of protons and neutrons are called.
A. Ions
B. Electrons
C. Positrons
D. quarks
10 Number of Isotopes of Neon gas are
A. 2
B. 3
C. 4
D. 1

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