The de Broglie wave length of a riffle bullet of mass 2 grams moving with a velocity of 2m/sec of

Options

A. `(6.6 xx 10^(-34))/(2xx2) m`
B. `(6.6 xx 10^(-27))/(2xx 10^(-3)xx 2) cm `
C. `(6.6 xx 10^(-34))/(2xx10^(-3) xx 2) m`
D. `(6.6 xx 10^(-27))/(2xx2) m`

Answer

C

Explanation

`lambda = h/(mv) = (6.6xx10^(-34))/(2xx10^(-3) xx 2)`m