Physics-
General
Easy
Question
A particle of mass
and charge
moves from rest in a uniform electric field of magnitude
its kinetic energy after 10 seconds is
The correct answer is: 
Here, mass of particle, 
Charge of a particle, 
Electric field, 
Force on a charged particle in a uniform electric field is

Acceleration of the particle, 

Let
be velocity of particle after 
As 

Kinetic energy of a particle after 10 s is

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