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1. |
A charged particle of charge q and mass m is released from rest in a uniform electric field E. Neglecting the effect of gravity, the kinetic energy of the charged particle after time t seconds is |
A. | \(\frac{{Eqm}}{t}\) |
B. | \(\frac{{{E^2}{q^2}{t^2}}}{{2m}}\) |
C. | \(\frac{{2{E^2}{t^2}}}{{qm}}\) |
D. | \(\frac{{E{q^2}m}}{{2{t^2}}}\) |
Answer» C. \(\frac{{2{E^2}{t^2}}}{{qm}}\) | |