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PPSC Physics Chapter 8 Scientists, Their Inventions and discoveries MCQs With Answers
Question # 1
Who was the most outstanding theoretical physicist.
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Daniel
Maxwell
Ampere
Young
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Question # 2
Light travels perpendicular to electric and magnetic fields and requires no material medium, was proposed by.
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Einstein
Max planck
Maxwell
Bragg
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Question # 3
The first successful quantitative theory of atomic structure was formulate by
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David Bohm
Louis de Broglie
Neil Bohr
J Jj. Thomson
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Question # 4
The law of inertia was first time formulated by
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Galileo
Newton
Kepler
Planck
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Question # 5
The convincing evidence of the wave nature of electrons was provide by.
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Stefan
Rayleigh
Davision and Germer
Balmer
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Question # 6
who gave the law of equipartition.
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Maxwell
Carnot
Claussius
Boltzmann
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Question # 7
The diffraction of light was discovered by
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Newton
Young
Francesco Grimaldi
Hertz
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Question # 8
Artificial radioactivity was discovered by
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Rontgen
Becquered
Rutherford
Marie Curie and Pierre Curie
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Question # 9
Who wrote books on sound and music.
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Galileo
Alkundi
Alberuni
Ibn al Haithem
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Question # 10
Who invented commutator.
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William Sturgeon
William Smith
Michael Faraday
Mosely
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Question # 11
Who discovered a relation between electric and magnetic field.
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Hans Christian Oersted
Michelson Faraday
Lenz
Hertz
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Question # 12
Who invented the first closed tube thermometer in 1713
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Gabried Fahrenheit
Galileo
anders Celsius
Lord Kelvin
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Question # 13
Who developed the world's first vacuum pump in 1650.
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Otto vori Guricke
Lord Kelvin
Saadi Carnot
James maxwell
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Question # 14
Who explained the Fraunhofer lines in the spectrum of solar radiations.
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Wein
Stefan
Fraunhofer
Kirchoff
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Question # 15
The concept of entropy was introduced by
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Saadi Carnot
Boyle
Charles
Rudolph Celsius
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Question # 16
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 # 17
Prince Louis and Vector de broglie received the Nobel prize in.
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1919
1923
1927
1929
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Question # 18
Who discovered the exclusion principle which states that no two electrons can occupy the same quantum mechanical state in a given system.
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Neils Bohr
Issac Newton
Wolfgang Pauli
Max Planck
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Question # 19
Lenz's presented his law is
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1826
1829
1834
1839
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Question # 20
The first demonstration of wave nature of light was provided in 1801 by the experiment of
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HHuygen
Thomas young
Fresnel
Maxwell
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Question # 21
Who discovered a phenomenon of thermos electricity.
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Peltier
Joule
Seeback
thomson
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