What Is the De Broglie Wavelength of an Electron Traveling

question 28

Multiple Choice

What is the de Broglie wavelength of an electron traveling at 5.18% of the speed of light? (c = 3.00 × 10⁸ m/s,h = 6.63 × 10^-34 J·s,m_e = 9.109 × 10^-31 J)

• A) 2.14 × 10¹⁰ m
• B) 2.43 × 10^-12 m
• C) 4.68 × 10^-11 m
• D) 2.14 × 10¹² m
• E) 4.68 × 10^-13 m

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