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PPSC Physics Chapter 8 Scientists, Their Inventions and discoveries MCQs With Answers
Question # 1
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 # 2
Who was awarded Nobel Prize for predicting meson.
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Yukawa
Pauli
Schrodinger
Fermi
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Question # 3
A relationship between mechanical work and heat energy was firstly established dby.
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Davy
Count Rumford
Joule
Kelvin
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Question # 4
Lenz's was a physicist of.
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America
Russia
Japan
China
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Question # 5
Balmer identified the spectral lines in the spectrum of hydrogen in
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1785
1885
1936
1966
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Question # 6
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 # 7
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 # 8
Which one of the following scientists got Noble prize due to his work of combining two basic forces of nature.
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Dr. Abdul Qadeer khan
Dr. Abdul Salam
Dr. Muhammad ishfaq
Dr. Mubarak mund
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Question # 9
Who explained the Fraunhofer lines in the spectrum of solar radiations.
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Wein
Stefan
Fraunhofer
Kirchoff
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Question # 10
The special theory of relativity was presented in .
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1905
1909
1911
1919
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Question # 11
Which scientist announced for the first time that the universe is expanding.
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Einstein
Newton
Edward Hubble
Karl Marx
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Question # 12
The corpusclular nature of light was given by
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Huygen
Maxwell
Newton
Thomas Young
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Question # 13
Davison and Germer received the Nobel Prize in
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1929
1931
1935
1937
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Question # 14
Who proposed the thermodynamic scale of temperature.
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Saadi carnot
Lord Kelvin
Sir james dewar
Gabriei fahrenheit
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Question # 15
The special theory of relativity was presented in 1905 by
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Young
Planck
Schrodinger
Einstein
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