The Figure Shows a Point Source of Unpolarized Light at a Inside

question 10

Multiple Choice

The figure shows a point source of unpolarized light at A inside a uniform transparent crystal. The ray AO in the crystal strikes the plane surface SS' making an angle of 30° with the normal. This angle is the critical angle for transmission into air.

-For what angle of incidence will the reflected rays of light be completely polarized?

• A)15°
• B)27°
• C)30°
• D)60°
• E)63°

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Definitions:

Seminiferous Tubules

Coiled structures in the testes where sperm production occurs.

Islets of Langerhans

Clusters of cells in the pancreas that secrete insulin, glucagon, and somatostatin, crucial for blood sugar regulation.

G Cells

These are specialized cells in the stomach lining that secrete gastrin, a hormone that stimulates the secretion of gastric acid.

Positive Words

Words that convey positive emotions, attitudes, or responses, often used to motivate or uplift others.