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1900's Physics and Wave

Value of em...

Question

Value of $\frac{e}{m}$ of an electron was measured by:

A

Millikan

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B

J.J. Thomson

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C

Dalton

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D

Rutherford

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Solution

The correct option is D J.J. Thomson
J.J. Thomson determined charge by mass ratio of electron by applying electric and magnetic fields and measured the deflections on the application of magnetic and electric fields.

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