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An electron, a proton and an alpha parti...

An electron, a proton and an alpha particle have KE of 16E, 4E and E respectively. What is the qualitative order of their de-Broglie wavelengths?

A

`lamda_(e ) gt lamda_(p) gt lamda_(alpha)`

B

`lamda_(e ) = lamda_(alpha) gt lamda_(p)`

C

`lamda_(p) lt lamda_(e ) gt lamda_(alpha)`

D

`lamda_(alpha) gt lamda_(p) gt lamda_(e )`

Text Solution

Verified by Experts

The correct Answer is:
B
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