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Matter Waves

In case of el...

Question

In case of electrons and photons having the same wavelength. What is same for them ?

A

Energy

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B

Velocity

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C

Momentum

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D

Angular momentum

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Solution

The correct option is B Momentum
For electron, Debroglie wavelength
$λ_{e} = \frac{h}{p}$
For Photon,
$λ_{p} = \frac{h}{p}$
Hence equating, momentum has to be same for both of them to have same wavelength

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