1.

A charged particle of mass \[m\] and charge \[q\] is released from rest in a uniform electric field \[E.\] Neglecting the effect of gravity, the kinetic energy of the charged particle after ?t? second is                                      [KCET 2003]

A.            \[\frac{E{{q}^{2}}m}{2{{t}^{2}}}\]                                   
B.            \[\frac{2{{E}^{2}}{{t}^{2}}}{mq}\]
C.            \[\frac{{{E}^{2}}{{q}^{2}}{{t}^{2}}}{2m}\]
D.                                      \[\frac{Eqm}{t}\]
Answer» D.                                      \[\frac{Eqm}{t}\]


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