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PPSC Physics Chapter 8 Scientists, Their Inventions and discoveries MCQs With Answers
Question # 1
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 # 2
Who developed hypothetical heat engine that has the maximum possible efficiency in 1824
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Saadi carnot
August Otto
rudolf Diesel
Kari Benz
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Question # 3
Who measured the intensity of emitted energy with wavelength radiated from a blackbody at different temperature.
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Lummer
Pringsheim
stefan
Both a and c
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Question # 4
The special theory of relativity was presented by
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Albert Einstein
Newton
Maxwell
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
The exitance of antiparticle was discovered by
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Wilson
Anderson
Dirac
Stefen
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Question # 7
Davision and Germer got Nobel prize for their work on
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The dual nature of particles
The wave nature of particles
The corpuscular nature of particles
All of the above
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Question # 8
The velocity of light was determined accurately by
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Newton
Huygen
Michelson
Young
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Question # 9
Who was awarded Nobel Prize for fist artificial atomic transmutation.
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Yukawa
Rutherford
Chadwick
Becquerel
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Question # 10
A new class of ceramics materials was discovered in.
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1938
1958
1978
1986
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Question # 11
The first super conductor was discovered by
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Faraday
Lenz
Kamaerlingh Ornes
Oersted
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Question # 12
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 # 13
Who designed the atomic reactor.
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Wilson
Rutherford
Teller
Fermi
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Question # 14
Compton's effect was presented in.
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1921
1923
1931
1933
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Question # 15
Geiger counter was designed by
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Wilson
Geiger and Muller
Lawrence
Mosely
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Question # 16
Who is generally credited with the invention of first optical microscope.
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Hans Lippershery
Glavanni faber
Galileo
issac Newton
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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
Wave theory of light was proposed by
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Newton
Thomas Young
Maxwell
Huygen
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Question # 19
Which Muslim Scientist is regarded as father of optics.
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Ibn al Haithem
Al khawarizmi
Nasir al Din Al tusi
Ibn Musa al khawarzmi
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Question # 20
Who devised a technique for the measurement of change on an electron in 1909
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Milikan
Joule
Ampere
Ohm
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Question # 21
who gave the law of equipartition.
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Maxwell
Carnot
Claussius
Boltzmann
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