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PPSC Physics Chapter 8 Scientists, Their Inventions and discoveries MCQs With Answers
Question # 1
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 # 2
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 # 3
Wave theory of light was proposed by
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Newton
Thomas Young
Maxwell
Huygen
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Question # 4
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 # 5
When did max planck suggest that energy is released or absorbed in discrete packets.
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1899
1900
1905
1911
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Question # 6
Faraday's law was deduced in
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1826
1831
1836
1841
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Question # 7
Prince Louis and Vector de broglie received the Nobel prize in.
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1919
1923
1927
1929
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Question # 8
Which italian inventor is credited with describing and sketching the first ideas for contact lens in 1508
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Galileo
Leonardo da vinci
roger Bacon
Hans Lipperahey
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Question # 9
Which scientist coined the term quantum mechanics.
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Kari mark
Max Born
Erwin schrodinger
Issac Newton
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Question # 10
The law of inertia was first time formulated by
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Galileo
Newton
Kepler
Planck
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Question # 11
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 # 12
Who wrote books on sound and music.
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Galileo
Alkundi
Alberuni
Ibn al Haithem
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Question # 13
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 # 14
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 # 15
Natural radioactivity was discovered in.
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1978
1896
1904
1906
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