The De Broglie Wavelength of an Electron with a Velocity

question 138

Multiple Choice

The de Broglie wavelength of an electron with a velocity of 7.40 × 10⁶ m/s is ________ m.The mass of the electron is 9.11 × g.

• A) 1.02 × 10¹⁰
• B) 1.02 × 10¹³
• C) 9.83 × 10^-17
• D) 9.83 × 10^-14
• E) 9.83 × 10^-11

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