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PPSC Physics Chapter 8 Scientists, Their Inventions and discoveries MCQs With Answers
Question # 1
Which scientist coined the term quantum mechanics.
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Kari mark
Max Born
Erwin schrodinger
Issac Newton
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Question # 2
Electromagnetic wave theory was proposed by
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Maxwell
Hertz
Fizeace
Huygen
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Question # 3
Who explained Browian movement quantitatively.
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Issac Newton
albert Einstein
James Maxewll
Robert Brown
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Question # 4
The concept of entropy was introduced by
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Saadi Carnot
Boyle
Charles
Rudolph Celsius
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Question # 5
The special theory of relativity was presented in 1905 by
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Young
Planck
Schrodinger
Einstein
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Question # 6
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 # 7
Who introduced the concept that an atom posses quantized energy levels.
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Raman
Bohr
Newton
Fermi
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Question # 8
Polaroid's were invented in
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1787
1887
1897
1929
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Question # 9
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 # 10
Positron was discovered by
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Wilson
Anderson
Dirac
Stefan
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Question # 11
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 # 12
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 # 13
Magnetic effect of current was discovered by
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Faraday
Fleming
Oersted
Ampere
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Question # 14
Who pointed out that both wave and particle aspects are required for the complete description of both radiation and matter.
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Davison and Germer
J.J.Thomson
Neil Bohr
Compton
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Question # 15
Every point on any wave front can be considered as a new source of waves This statement is known as.
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Huygen's wave theory
Michelson's wave theory
Remain's effect
Rayligh's wave theory
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Question # 16
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 # 17
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 # 18
The wave nature of light was proposed by
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Thomas Young
Fresnel
Maxwell
Huygen
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Question # 19
Who developed the first atomic reactor.
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Bohr
Fermi
Rutherford
Taylor
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Question # 20
Some concept of static electricity were introduced by.
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Chinese
Plato
Thales
Archimedes
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