Question # 1

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

Who first studied the visible region of hydrogen spectrum.

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Lyman

Pfund

Balmer

Brackett

Who explained the Fraunhofer lines in the spectrum of solar radiations.

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Wein

Stefan

Fraunhofer

Kirchoff

Electromagnetic wave theory was proposed by

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Maxwell

Hertz

Fizeace

Huygen

Who developed the world's first vacuum pump in 1650.

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Otto vori Guricke

Lord Kelvin

Saadi Carnot

James maxwell

The convincing evidence of the wave nature of electrons was provide by.

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Stefan

Rayleigh

Davision and Germer

Balmer

Magnetic effect of current was discovered by

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Faraday

Fleming

Oersted

Ampere

Davison and Germer received the Nobel Prize in

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1929

1931

1935

1937

Young's double slit experiment was performed in

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1801

1916

1901

1934

The diffraction of light was discovered by

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Newton

Young

Francesco Grimaldi

Hertz

Michelson's interferometer was devised in.

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1801

1825

1867

1881

Which Russian Physicist first proposed the liquid drop model for the nucleus in 1928

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Niels Bohr

George Gamow

Niel Armstrong

Bill Clinton

The velocity of light was determined accurately by

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Newton

Huygen

Michelson

Young

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

Who provided theoretical explanation of a blackbody spectrum.

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Einstein

Planck

Wien

stefan

Wave mechanics was introduced by

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G.P. Thomson

De-Broglie

Heisenberg

Max Planck

The law of motion and gravitation were introduced by.,

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Albert Einstein

Issac Newton

Galileo

Archimedes

Artificial radioactivity was discovered by

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Rontgen

Becquered

Rutherford

Marie Curie and Pierre Curie

The first super conductor was discovered by

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Faraday

Lenz

Kamaerlingh Ornes

Oersted

who discovered taht mass and energy are forms of each other.

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Issac Newton

Albert Einstein

Galileo

Khawarizmi

Commutator was invented in

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1820

1830

1834

1840

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PPSC Physics Chapter 8 Scientists, Their Inventions and discoveries MCQs With Answers

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