A) 0
B) \[\sqrt{\frac{2\,\sigma qd}{m{{\in }_{0}}}}\]
C) \[\sqrt{\frac{\sigma qd}{m{{\in }_{0}}}}\]
D) none of these
Correct Answer: C
Solution :
\[E=\frac{\sigma }{2{{\varepsilon }_{0}}}\] |
\[F=\frac{\sigma q}{2{{\varepsilon }_{0}}}\] |
\[a=\frac{\sigma q}{2{{\varepsilon }_{0}}m}\] |
\[{{v}_{2}}{{u}^{2}}+2as\] |
\[{{0}^{2}}={{v}^{2}}+2\,\,\left( \frac{\sigma q}{2{{\varepsilon }_{0}}m} \right)d\] \[\Rightarrow \] \[v=\sqrt{\frac{\sigma qd}{{{\varepsilon }_{0}}m}}\] |
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