Question: An experiment was performed in which neutrons were shot through two slits spaced 0.10 mm apart and detected 3.5 m behind the slits. FIGURE P38.49

An experiment was performed in which neutrons were shot through two slits spaced 0.10 mm apart and detected 3.5 m behind the slits. FIGURE P38.49 shows the detector output. Notice the 100 Î¼m scale on the figure. To one significant figure, what was the speed of the neutrons?

100 µm FIGURE P38.49 Neutron intensity

100 m FIGURE P38.49 Neutron intensity

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