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A particle of mass 1mg has the same wave...

A particle of mass `1mg` has the same wavelength as an electron moving with a velocity of `3 xx 10^(6) ms^(-1)`. The velocity of the particle is (mass of electron = `9.1 xx 10^(-31)` kg)

A

` 2.7 xx 10^(-21) ms^(-1)`

B

`2.7 xx 10^(-18) ms^(-1)`

C

`9 xx 10^(-2) ms^(-1)`

D

`3 xx 10^(-31) ms^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
B
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