A) \[-\frac{h}{|e|E\sqrt{t}}\]
B) \[\frac{-h}{|e|E{{t}^{2}}}\]
C) \[\frac{|e|Et}{h}\]
D) \[-\frac{h}{|e|Et}\]
Correct Answer: B
Solution :
[b] \[V=\frac{eE}{m}t\] |
\[\lambda =\frac{h}{eEt}\] |
\[\frac{d\lambda }{dt}=\frac{-h}{eE{{t}^{2}}}\] |
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