2nd Year Physics Chapter 21 Online MCQ Test for 12th Class Physics Chapter 21 (Nuclear Physics)

ICS Part 2 Physics
Chapter 21 Test

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Physics ICS Part 2 Chapter 21 Online MCQ's Test

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Question # 1

If the following particle have the same energy, which particle has the shortest wave length.

Question # 2

In nuclear radiation , track of alpha particle is.

Question # 3

Hydrogen bomb is an example of.

Question # 4

Iodine -131 is used for the treatment by

Question # 5

Marie Curie and Pierre Curie discovered.

Question # 6

The quantity of U in the naturally occurring uranium is.

Question # 7

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

Question # 8

Cobalt -60 is the source for

Question # 9

X -rays are similar in nature to.

Question # 10

Low level radiations effects

Question # 11

The scientist who suggested the presence of neutron was:

Question # 12

Number of Isotopes of Neon gas are

Question # 13

The background radiation to which we are exposed, on the average is.

Question # 14

The SI unit of decay constant is

Question # 15

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

Question # 16

James chadwick discovered:

Question # 17

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:

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FSc Part II Chapter 0 Important MCQ's

Sr.# Question Answer
1 Circulation of blood is studied by radio isotope.
A. Cobalt -60
B. Phosphorus -32
C. Sodium -24
D. Iodine -131
2 A radio active substance has a half life of four months. 3 -fourth of the substance will decay in:
A. 6 months
B. 8 months
C. 12 months
D. 16 months
3 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
4 How many times, the alpha particle is more massive than electrons.
A. 6332
B. 7332
C. 8332
D. 9332
5 Iodine -131 is used for the treatment by
A. Bones
B. Eyes
C. thyroid glands
D. Lungs
6 Unit of decay constantλ is:
A. ms
B. m-1
C. m
D. S-1
7 The binding energy for_________ is maximum.
A. Copper
B. Glass
C. Iron
D. Aluminum
8 The most useful tracer is.
A. Strontium -90
B. Iodine -31
C. Cobalt -60
D. Carbon -14
9 Half life of radon gas is
A. 3.8 minutes
B. 3.8 days
C. 3.8 months
D. 3.8 years
10 The place for soring the nuclear waste is
A. Ocean
B. Damping in earth
C. Damping in desert
D. Bottom of old salt mines

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