Two Flat Glass Plates, 10

question 21

Multiple Choice

Two flat glass plates, 10.0 cm wide, touch at one end but are separated by a thin wire at the other end, forming a wedge. Light with a wavelength of 450 nm shines almost perpendicularly on the glass and forms fringes which are 1.80 mm apart. What is the diameter of the wire?

• A)25.0 μm
• B)17.5 μm
• C)20.0 μm
• D)12.5 μm
• E)10.0 μm

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Definitions:

Slow-Wave

Referring to the low-frequency, high-amplitude brainwaves that are dominant during the deepest stages of sleep, playing a critical role in restorative sleep processes.

REM

Rapid Eye Movement, a sleep phase characterized by fast movements of the eyes, low muscle tone, vivid dreams, and increased brain activity.

Paradox

A statement or proposition that, despite sound reasoning, leads to a conclusion that seems logically unacceptable or self-contradictory.

REM Sleep

Rapid Eye Movement sleep, a phase of sleep where dreaming occurs, characterized by rapid movement of the eyes and increased brain activity.