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A proton falls through a small distance ...

A proton falls through a small distance in a uniform electric field of magnitude `1.8xx10^5N/C`. The direction of the field is reversed keeping the magnitude unchanged and an electron falls through the same distance. The time of fall will be

A

same in both cases

B

more in the case of an electron

C

more in the case of proton

D

independent of charge

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