Through What Potential Difference Must an Electron Be Accelerated to Have

question 43

Multiple Choice

Through what potential difference must an electron be accelerated to have a wavelength of 632.8 nm corresponding to the wavelength of the red light of a He-Ne laser?

• A)3.77 * 10^-6 V
• B)5.56 * 10^-4 V
• C)1.25 * 10^-2 V
• D)3.77 V

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Definitions:

Quartz

is a hard, crystalline mineral composed of silicon and oxygen atoms, one of the most abundant minerals in the Earth's crust.

Granite

Granite is a coarse-grained igneous rock comprised mainly of quartz, feldspar, and mica, known for its strength and widely used in construction and monuments.

Surface Area

The total area that the surface of an object occupies.

Fractured

Broken or cracked, often referring to rocks or geological features that have been subjected to stress leading to breakage.