In an Electron Two-Slit Experiment, the Slits Are 15 μM

question 49

Multiple Choice

In an electron two-slit experiment, the slits are 15 μm apart. If the first diffraction maximum lies at an angle of 5.0 × 10^-7 rad, what is the momentum of the incoming electrons?

• A)4.4 × 10^-23 kg∙m/s
• B)2.2 × 10^-23 kg∙m/s
• C)11 × 10^-23 kg∙m/s
• D)6.6 × 10^-23 kg∙m/s
• E)8.8 × 10^-23 kg∙m/s

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