Question # 1

Light travels perpendicular to electric and magnetic fields and requires no material medium, was proposed by.

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Einstein

Max planck

Maxwell

Bragg

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

Wave mechanics was introduced by

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G.P. Thomson

De-Broglie

Heisenberg

Max Planck

Who was awarded Nobel Prize for predicting meson.

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Yukawa

Pauli

Schrodinger

Fermi

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

The velocity of light was determined accurately by

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Newton

Huygen

Michelson

Young

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

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Wein

Stefan

Fraunhofer

Kirchoff

Lenz's was a physicist of.

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America

Russia

Japan

China

Arthur Holly Compton was awarded Nobel prize in.

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1923

1927

1931

1934

What invention is generally referred to as the first capacitor.

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Mason Jar

Kleist Jar

Layden Jar

Ohm Jar

Who discovered neutron in 1932.

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Chadwick

Bohr

Rutherford

Fermi

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

The diffraction of light was discovered by

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Newton

Young

Francesco Grimaldi

Hertz

The study of atomic structure of crystals by x rays was initiated by.

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Mosely

Young

Huygen

Bragg

Who first discovered a similarity in nature of x rays and light rays.

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Roentgen

Bragg

Man Von Lave

Moseley

The nuclear model of the atom was derived partly from experiments involving the scattering of alpha particles performed by.

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Chadwick

Rutherford

Anderson

Einstein

Who studied freely failing bodies using modern scientific method.

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Galileo

Issac newton

Abert Einstein

Alkundi

Who introduced the concept that an atom posses quantized energy levels.

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Raman

Bohr

Newton

Fermi

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

The special theory of relativity was presented in .

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1905

1909

1911

1919

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

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