The de-Broglie wavelength of a particle ...

The de-Broglie wavelength of a particle having kinetic energy E is `lamda`. How much extra energy must be given to this particle so that the de-Broglie wavelength reduces to 75% of the initial value ?

A

`1/9E`

B

`7/9E`

C

E

D

`16/9E`

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