Two Plane Mirrors Make an Angle of

question 53

Multiple Choice

Two plane mirrors make an angle of
With each other.A light ray enters the system and is reflected once off of each mirror.Through what angle is the ray turned?

• A)60°
• B)90°
• C)120°
• D)150°

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Definitions:

Labor-Force Participation Rates

The share of the labor force within the working-age bracket that is either working or actively searching for work.

Labor-Force Participation Rate

The proportion of the working-age population that is either employed or actively looking for employment.

Unemployment Rate

The percentage of the labor population that is job-free but in active pursuit of employment.

Labor-Force Participation Rate

The portion of the working-age population that is engaged in or seeking employment, including both employed and unemployed individuals.