Nuclear Physics and Laser TNPSC Group 1 Questions

Physics

Nuclear Physics and Laser MCQ Questions

13.
Electron was discovered by
A.
Thomas Alva Edison
B.
Michael Faraday
C.
Flemming
D.
J.J. THomson
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ANSWER :
D. J.J. Thomson
14.
Proton carries
A.
a positive charge
B.
A negative charge
C.
no charge
D.
none of these
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ANSWER :
A. a positive charge
15.
The radio isotope used for locating brain tumer is
A.
Phosphor
B.
Potassium
C.
Iodine
D.
Sodium
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ANSWER :
C. Iodine
16.
Hydrogen bomb involves the principle of
A.
Nuclear Fission
B.
Nuclear Fusion
C.
Newtons Law
D.
Coulomb law
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ANSWER :
B. Nuclear Fusion
17.
What is the name of the nuclear reactor at Trombay?
A.
BARC
B.
Apsara
C.
Aryabhatta
D.
Venus
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ANSWER :
A. BARC
18.
Which of these four elements are essential for the construction of nuclear reactors?
A.
Cobalt
B.
Nickel
C.
Zirconium
D.
Tungsten
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ANSWER :
C. Zirconium