An Electron Is Trapped in an Infinite Square Well (A

question 11

Multiple Choice

An electron is trapped in an infinite square well (a box) of width 6.88 nm. Find the wavelength of photons emitted when the electron drops from the n = 5 state to the n = 1 state in this system. (c = 3.00 × 10⁸ m/s, h = 6.626 × 10^-34J ∙ s, m_el = 9.11 × 10^-31 kg)

• A) 6.49 μm
• B) 5.45 μm
• C) 5.91 μm
• D) 7.07 μm

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Fprintf()

A function in C programming that writes formatted output to a stream, typically a file.

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Stdout, or standard output, is the default output stream where a program writes its output data.

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A command used in programming to display or output information to the user or console.

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A standard library function in C used to write a character to a file.