Question # 1

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

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

Who invented commutator.

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William Sturgeon

William Smith

Michael Faraday

Mosely

Young's double slit experiment was performed in

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1801

1916

1901

1934

Who suggested that energy is radiated or absorbed in discrete packers called quanta.

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Max. Planck

Stefan

Lummer

Boltzmann

Compton's effect was presented in.

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1921

1923

1931

1933

Who was the first to suggest the existence of a positively charged nucleus in an atom.

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J.J Thomson

R.A Millikan

E.Rutherford

Neil Bohr

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

Davision and Germer got Nobel prize for their work on

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The dual nature of particles

The wave nature of particles

The corpuscular nature of particles

All of the above

Who discovered a phenomenon of thermos electricity.

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Peltier

Joule

Seeback

thomson

Max. Planck was awarded Nobel prize in.

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1916

1918

1921

1923

Who wrote books on sound and music.

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Galileo

Alkundi

Alberuni

Ibn al Haithem

Who measured the intensity of emitted energy with wavelength radiated from a blackbody at different temperature.

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Lummer

Pringsheim

stefan

Both a and c

Who originated the idea of heat death of the universe is 1852

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Lord Kelvin

James thomson

John Thomson

Saadi Carnot

Which of the following pair is correct.

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Rutherford - x-rays

Roentgen - Electron

Chadwick - Neutron

J.J. Thomson -Photon

Who first studied the visible region of hydrogen spectrum.

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Lyman

Pfund

Balmer

Brackett

The wave nature of light was proposed by

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Thomas Young

Fresnel

Maxwell

Huygen

Prince Louis and Vector de broglie received the Nobel prize in.

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1919

1923

1927

1929

Interference effects of light were verified by

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Thomas Young

Newton

Bragg

Huygen

who gave the law of equipartition.

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Maxwell

Carnot

Claussius

Boltzmann

Who gave the idea of matter wave.

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De Broglie

Planck

Einstein

Huygen

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

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