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An electron of mass m and magnitude of c...

An electron of mass m and magnitude of change |e| initially at rest gets accelerated by a constant electric field E. The rate of change of de-Broglie wavelelength of this electron at time ti ignoring relativistic effects is :

A

`(dlamda)/dt = - h/(eEt)`

B

`(dlamda)/dt = - (2h)/(eEt)`

C

`(dlamda)/dt = - (2h)/(eEt^(2))`

D

`(dlamda)/dt = - (h)/(eEt^(2))`

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The correct Answer is:
D
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