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PPSC Physics Chapter 8 Scientists, Their Inventions and discoveries MCQs With Answers
Question # 1
Which of the following scientists is known for his exceptional work in the field of optics.
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Albert Einstein
Issac Newton
Ibn al Haithem
Alberuni
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Question # 2
The scientist who first noted that a compass needle was deflected when in the neighborhood of a current carrying wire was.
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Joseph Henry
Hans Christian Oersted
Michael Faraday
J.J. Thomson
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Question # 3
The law of motion and gravitation were introduced by.,
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Albert Einstein
Issac Newton
Galileo
Archimedes
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Question # 4
Who studied the change in velocity with the help of geometry for the first time.
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Nicole Oresme
Galileo
Alberuni
Ibn al haithem
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Question # 5
The law of gravitation was introduced by
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Huygen
Boyle
Newton
Pascal
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Question # 6
Young's double slit experiment was performed in
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1801
1916
1901
1934
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Question # 7
The circumference of earth was measured by
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Alberuni
Alkundi
Ibn al haithem
Issac Newton
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Question # 8
Who gave the idea of matter wave.
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De Broglie
Planck
Einstein
Huygen
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Question # 9
Which of the following pair is correct.
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Rutherford - x-rays
Roentgen - Electron
Chadwick - Neutron
J.J. Thomson -Photon
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Question # 10
J.R. Rydberg Obtained a formula to describe the wavelength of the hydrogen atom in
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1785
1885
1936
1966
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Question # 11
The relation between work function and maximum energy of photo electrons was discovered by.
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Stefan
Marely
Einstein
Max. Planck
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Question # 12
Who originated the idea of heat death of the universe is 1852
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Lord Kelvin
James thomson
John Thomson
Saadi Carnot
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Question # 13
Who was the author of Mathematical principles of Natural philosophy.
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Kepler
Einstein
Max Planck
Newton
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Question # 14
The temperature scale based upon triple point of water was given by
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Rumford
Carnot
Kelvin
Celsius
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Question # 15
Lenz's presented his law is
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1826
1829
1834
1839
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Question # 16
Who designed the atomic reactor.
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Wilson
Rutherford
Teller
Fermi
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Question # 17
Who first discovered a similarity in nature of x rays and light rays.
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Roentgen
Bragg
Man Von Lave
Moseley
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Question # 18
Faraday's law was deduced in
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1826
1831
1836
1841
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Question # 19
Positron was discovered by
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Wilson
Anderson
Dirac
Stefan
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Question # 20
Electromagnetic wave theory was proposed by
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Maxwell
Hertz
Fizeace
Huygen
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