Question

The de Broglie wavelength of a neutron when its kinetic energy is , is . What will be its wavelength when its kinetic energy is ?

A

B

C

D

Medium
BITSAT

Solution

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Correct option is
B

Kinetic energy of neutron=
De-broglie wavelength of neturon=
Thus when kinetic energy becomes , the de-broglie wavelength becomes .

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