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Discovery of Electrons

Mass of an el...

Question

Mass of an electron is approximately 1/1837 times that of mass of proton.

A

True

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B

False

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Solution

The correct option is A
True

Mass of proton is 1.0072766 a.m.u. or 1.6726 $\times$ $10^{- 27}$ kg. Comparative mass: Proton is 1837 times heavier than an electron.

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Similar questions

Mass of an electron is approximately 1837 times that of a proton.

Q. Calculate the mass of a proton if the charge to mass ratio of an electron is

1.758820 \times 10^{11} {C kg}^{- 1}

and it is known that the mass of a proton is 1837 times greater than the mass of an electron.

Q. If the absolute mass of an electron is

x

kg, then the absolute mass of a proton will be?

Q. Calculate the mass of a proton if the charge to mass ratio of an electron is

1.758820 \times 10^{11} {C kg}^{- 1}

and it is known that the mass of a proton is 1837 times greater than the mass of an electron.

Q. An electron is accelerated through a potential difference of

V

volt. It has a wavelength

λ

associated with it. Through what potential difference an electron must be accelerated so that its de Broglie wavelengths is the same as that of a proton? Take mass of proton to be

1837

times larger than the mass of electron

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