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| 1. |
If wavelength of neutron beam used in neutron microscope is 800 pm, calculate the velocity associated with the neutron (Mass of neutron 1.675xx10^(-27)kg) |
| Answer» Solution :`lambda=h/(mv)orv=h/(mlambda)=(6.626xx10^(-34))/(1.675xx10^(-27)xx800xx10^(-12)m)=494ms^(-1)` | |