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An electron of charge -e and mas m is pl...

An electron of charge -e and mas m is placed in a uniform electric field of intensity E. The value of E is such that the force on the electron due to the electric field is equal to its weight . Under this condition the value of E is

A

`(mg)/(e)`

B

`mg e`

C

`(e)/(mg)`

D

`(e^(2)g)/(m^(2))`

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CHHAYA PUBLICATION-ELECTRIC FIELD-EXERCISE ( MULTIPLE CHOICE QUESTION )
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