Velocity of a proton is c/20. Associated...

Velocity of a proton is c/20. Associated de-Broglife wavelenght is (Take `h=6.626xx10^(-34)J-s`)

A

`2.64xx10^(-24)mm`

B

`2.64xx10^(-24)cm`

C

`2.64xx10^(-14)overset(@)A`

D

`2.64xx10^(-14)m`

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