A Light Beam Is Traveling Inside a Glass Block That

question 103

Multiple Choice

A light beam is traveling inside a glass block that has an index of refraction of 1.46.As this light arrives at the surface of the block,it makes an angle of 53.0° with the normal.At what angle with the normal in the air will it leave the block?

• A)It will not leave.
• B)59.1°
• C)43.2°
• D)33.2°

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Definitions:

Client-Visits

The number of times clients go to a business or service provider's location within a specified period.

Planning Budget

An estimate of the income and expenditure for a set period of time, used for setting financial targets and objectives.

Wages and Salaries

Regular payments made by employers to employees in exchange for their work or services.

Activity Variance

The difference between planned or budgeted costs and the actual costs based on the level of activity or volume, used in variance analysis.