Question # 1

The temperature scale based upon triple point of water was given by

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Rumford

Carnot

Kelvin

Celsius

Prof. Abdul Salam was awarded Novel prize in

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1970

1972

1979

1983

The phenomenon of natural radioactivity was discovered by

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Lord Rutherford

James Chadwick

Herie Becquerel

Maria curie

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

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 1905 by

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Young

Planck

Schrodinger

Einstein

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

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Wein

Stefan

Fraunhofer

Kirchoff

A new class of ceramics materials was discovered in.

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1938

1958

1978

1986

Who explained Browian movement quantitatively.

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Issac Newton

albert Einstein

James Maxewll

Robert Brown

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

Photophone was invented by

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Graham bell

Galileo

Michelson

Faraday

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

Compton's effect was presented in.

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1921

1923

1931

1933

What invention is generally referred to as the first capacitor.

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Mason Jar

Kleist Jar

Layden Jar

Ohm Jar

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

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