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SET-1
SET-2
SET-3
SET-4
SET-5
1.
Tritium is an Isotope of
A.
Phosphorous
B.
Nitrogen
C.
Oxygen
D.
Hydrogen
Answer :
Answer & Solution
2.
The proper rays for radio carbon dating are
A.
Cosmic rays
B.
X rays
C.
UV rays
D.
IR rays
Answer :
Answer & Solution
3.
Which of the following is used as moderator in atomic reactor?
A.
Boron
B.
Graphite
C.
Sodium
D.
Uranium
Answer :
Answer & Solution
4.
Which of the following Isotope is used in the production of Nuclear Energy?
A.
U-236
B.
U-238
C.
U-239
D.
U-235
Answer :
Answer & Solution
5.
What is the name of the system, which uses radioactivity to decide the period of materials of pre historic period?
A.
Carbon dating
B.
Deuterium dating
C.
Radium dating
D.
Uranium dating
Answer :
Answer & Solution
6.
The radio-active element used in heat pacemakers is
A.
Plutonium
B.
Radium
C.
Uranium
D.
Deuterium
Answer :
Answer & Solution
7.
Curie point is the temperature at which
A.
Metal looses conductivity
B.
Transmulation of metal occours
C.
Matter becomes radioactive
D.
Metal loposes Magnetic Properties
Answer :
Answer & Solution
8.
Which of the following is used as control rods in Atomic reactor?
A.
Boron
B.
Graphite
C.
Sodium
D.
Uranium
Answer :
Answer & Solution
9.
Atom bomb is based on
A.
Induced radioactivity
B.
Disintegration
C.
Nuclear fusion
D.
Nuclear fission
Answer :
Answer & Solution
10.
Is the treatment of skin disease the radioactive isotops used is
A.
Phosphorous
B.
Iodine
C.
Lead
D.
Cobalt
Answer :
Answer & Solution
11.
Which of the following reaction is the main cause of energy radiated from Sun?
A.
Chemical reaction
B.
Diffusion reaction
C.
nuclear fission
D.
Nuclear fusion
Answer :
Answer & Solution
12.
What is an endothermic reaction?
A.
Reaction in which heat is absorbed
B.
Reaction in which neither heat is release nor absorbed
C.
Reaction in which heat is released
D.
None of these
Answer :
Answer & Solution
13.
The fissile material commonly used in atomic bomb is (are)
A.
94Pu239
B.
90Th232
C.
92U235
D.
92U238
Answer :
Answer & Solution
14.
Find the odd one out of following?
A.
Tarapur
B.
Narora
C.
Trombay
D.
Kalpallam
Answer :
Answer & Solution
15.
For which purpose in Radiocarbon dating technique is used?
A.
To estimate the age of fossils
B.
To estimate the quality of soil
C.
To estimate soil contamination
D.
To estimate the amount of water in fossils
Answer :
Answer & Solution
16.
Which of the following is a characteristic of an exothermic reaction?
A.
Doesn’t involve any change in temperature
B.
Release of heat
C.
Absorption of heat
D.
None of the option is correct
Answer :
Answer & Solution
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