More Classes
5th Class
6th Class
7th Class
8th Class
9th Class
10th Class
11th Class
12th Class
NAT I
NAT II
CSS
IQ
General Knowledge
MDCAT
ECAT
GAT General
GAT Subject
Other Links
Go to Home
Online Tests
Ics Part 2 Physics Chapter 10 Test Online MCQs With Answers
Question # 1
When a nucleus emits alpha particle its atomic mass decreases by
Choose an answer
1
2
3
4
Previous
Skip
Next
Question # 2
Nuclear fission was discovered by:
Choose an answer
Otto Hahn
Friz strassmann
Both a and b
Michaelson
Previous
Skip
Next
Question # 3
Cobalt -60 is the source for
Choose an answer
Alpha rays
Gama rays
Beta rays
Neutron
Previous
Skip
Next
Question # 4
Nuclear fission chain reaction is controlled by using.
Choose an answer
Cadmium rods
Iron rods
Platinum rods
Steel rods
Previous
Skip
Next
Question # 5
How many times, the alpha particle is more massive than electrons.
Choose an answer
6332
7332
8332
9332
Previous
Skip
Next
Question # 6
I amu =
Choose an answer
9.31 MeV
931 MeV
9.031 MeV
None of above
Previous
Skip
Next
Question # 7
How many neutrons are there in the nuclide Zn
66
?
Choose an answer
22
30
36
66
Previous
Skip
Next
Question # 8
Rutherford performed on experiment on a nuclear reaction in:
Choose an answer
1921
1981
1927
1932
Previous
Skip
Next
Question # 9
In Wilson cloud chamber, ß-particles leave
Choose an answer
Thin and continuous tracks
Thick and continuous tracks
No tracks
Thin and discontinuous tracks
Previous
Skip
Next
Question # 10
Which particle has larger range in air.
Choose an answer
Alpha rays
Gama rays
Beta rays
Neutron
Previous
Skip
Next
Question # 11
Those elements whose charge number z is greater then __________ are unstable:
Choose an answer
80
79
82
83
Previous
Skip
Next
Question # 12
A particles equal or greater in mass than of protons are called.
Choose an answer
Baryons
Leptons
Mesons
Quarks
Previous
Skip
Next
Question # 13
In Wilson cloud chamber, if tracks are thick, straight and continuous, then particle is
Choose an answer
a-particles
ß-particles
Y-rays
All
Previous
Skip
Next
Question # 14
The activity of radioactive sample
Choose an answer
Is constant
Increases with time
Decreases linearly with time
Decreases exponentially with time
Previous
Skip
Next
Question # 15
There is no charge in A and Z of any radioactive element by the emission of.
Choose an answer
Alpha particle
Beta particle
Gama particle
X- rays
Previous
Skip
Next
Question # 16
Half life of Uranium -239 is
Choose an answer
26.5 minutes
24.5 minutes
25.5 minutes
23.5 minutes
Previous
Skip
Next
Question # 17
One joule of energy absorbed per kilogram of a body is
Choose an answer
Roentgen
Grey
Rem
Curie
Previous
Skip
Next
Question # 18
Hydrogen bomb is an example of.
Choose an answer
Nuclear fission
Nuclear fusion
Chain reaction
Chemical reaction
Previous
Skip
Next
Question # 19
Absorbed Dose 'D' is defined as
Choose an answer
m/E
E/C
C/m
E/m
Previous
Skip
Next
Question # 20
The charge on Beta particle is
Choose an answer
+e
-e
-2e
None of these
Previous
Skip
Next
Question # 21
The charge of an alpha particle is equal to
Choose an answer
-e
+e
-2e
2e
Previous
Skip
Next
Question # 22
A radio active substance has a half life of four months. 3 -fourth of the substance will decay in:
Choose an answer
6 months
8 months
12 months
16 months
Previous
Skip
Next
Back