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The mass of an electron is m, charge is ...

The mass of an electron is m, charge is e and it is accelerated form rest through a potential difference of V volts. The velocity acquired by electron will be :

A

`sqrt((V)/(m))`

B

`sqrt((eV)/(m))`

C

`sqrt((2eV)/(m))`

D

zero

Text Solution

Verified by Experts

The correct Answer is:
C
`KE = (1)/(2) mv^(2) = eV_(0)`
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