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What will be the wavelength of a ball of...

What will be the wavelength of a ball of mass 0.1 kg moving with a velocity of `10ms^(-1)` ?

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According to de Broglie equation `lamda=(h)/("mv")=((6.626xx10^(-34)"Js"))/((0.1"kg")(10"ms"^(-1)))`
`=6.626xx10^(-34)m(J=kgm^(2)s^(-2))`
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