Question # 1

The law of motion and gravitation were introduced by.,

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Albert Einstein

Issac Newton

Galileo

Archimedes

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

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Otto vori Guricke

Lord Kelvin

Saadi Carnot

James maxwell

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

When did an international committee agree on a set of definition of units.

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1912

1956

1960

1986

Magnetic effect of current was discovered by

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Faraday

Fleming

Oersted

Ampere

The circumference of earth was measured by

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Alberuni

Alkundi

Ibn al haithem

Issac Newton

A relationship between mechanical work and heat energy was firstly established dby.

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Davy

Count Rumford

Joule

Kelvin

What invention is generally referred to as the first capacitor.

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Mason Jar

Kleist Jar

Layden Jar

Ohm Jar

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

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Raman

Bohr

Newton

Fermi

Prof. Abdul Salam was awarded Novel prize in

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1970

1972

1979

1983

The first artificially produced nuclear transmutation was accomplished by.

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Curie

Rutherford

Becquerel

Chadwick

Natural radioactivity was discovered in.

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1978

1896

1904

1906

Who described an ideal heat engine in 1840

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Boyle

Saadi Carnot

Kelvin

Currie

The concept of entropy was introduced by

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Saadi Carnot

Boyle

Charles

Rudolph Celsius

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

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Rumford

Carnot

Kelvin

Celsius

Compton's effect was presented in.

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1921

1923

1931

1933

Positron was discovered by

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Wilson

Anderson

Dirac

Stefan

Who provided theoretical explanation of a blackbody spectrum.

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Einstein

Planck

Wien

stefan

Who was the author of Mathematical principles of Natural philosophy.

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Kepler

Einstein

Max Planck

Newton

Which of the following pair is correct.

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Rutherford - x-rays

Roentgen - Electron

Chadwick - Neutron

J.J. Thomson -Photon

The wave nature of light was proposed by

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Thomas Young

Fresnel

Maxwell

Huygen

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

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