Question # 1

The relation between work function and maximum energy of photo electrons was discovered by.

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Stefan

Marely

Einstein

Max. Planck

Who designed the atomic reactor.

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Wilson

Rutherford

Teller

Fermi

Positron was discovered by

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Wilson

Anderson

Dirac

Stefan

Who is generally credited with the invention of first optical microscope.

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Hans Lippershery

Glavanni faber

Galileo

issac Newton

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

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1912

1956

1960

1986

Neil Bohr made his three postulates in.

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1897

1905

1913

1921

Who studied freely failing bodies using modern scientific method.

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Galileo

Issac newton

Abert Einstein

Alkundi

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

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Issac Newton

Albert Einstein

Galileo

Khawarizmi

The discovery of interference of light was made possible in.

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1801

1901

1825

1925

Wave mechanics was introduced by

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G.P. Thomson

De-Broglie

Heisenberg

Max Planck

Davison and Germer received the Nobel Prize in

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1929

1931

1935

1937

who gave the law of equipartition.

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Maxwell

Carnot

Claussius

Boltzmann

The first measurement of the force between electric charges was made in.

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1684

1784

1864

1874

Electromagnetic wave theory was proposed by

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Maxwell

Hertz

Fizeace

Huygen

The first book of physics was written by

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Maxwell

Newton

Aristotle

Faraday

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

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