A Glass Plate with an Index of Refraction Is 1

question 4

Multiple Choice

A glass plate with an index of refraction is 1.57 is immersed in an oil having a refractive index of 1.40.The surface of the glass is inclined at an angle of 54° with the vertical.A horizontal light ray in the glass strikes the interface.What is the angle that the refracted ray,in the oil,makes with the horizontal?

• A)11°
• B)5.6°
• C)8.3°
• D)14°
• E)17°

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Definitions:

Step-Down Method

An accounting method used in cost allocation that sequentially allocates service department costs to other departments, including production ones.

Support Department

A division within an organization that provides essential services or support to the primary operations or profit centers.

Finishing Department

The section in manufacturing where products undergo final processing, assembly, or completion.

Cost Allocated

The distribution of indirect costs to different cost objects, to fairly attribute overhead expenses to products or services.