Light Reflected Off a Plate-Glass Window (N = 1 $\theta$ Find $\theta$

question 14

Multiple Choice

Light reflected off a plate-glass window (n = 1.5) is found to be completely polarised at angle-of-incidence $\theta$ .Find $\theta$ .

• A)56.3 \(\degree\)
• B)5.7 \(\degree\)
• C)21.2 \(\degree\)
• D)18.6 \(\degree\)
• E)33.7 \(\degree\)

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Definitions:

Absorption Costing

An accounting method that includes all manufacturing costs (both fixed and variable) in the cost of a product.

Net Operating Income

The profitability measure that calculates the amount of money a company makes from its primary business operations, excluding costs and expenses related to financing and taxes.

Variable Costing

An accounting method that includes only variable costs—direct materials, direct labor, and variable manufacturing overhead—in product cost calculations.

Unit Product Cost

The total cost associated with producing a single unit of a product, including materials, labor, and overhead.