The Two Lenses Shown Are Illuminated by a Beam of Parallel

question 39

Multiple Choice

The two lenses shown are illuminated by a beam of parallel light from the left.Lens B is then moved slowly toward lens A.The beam emerging from lens B is:

• A)initially parallel and then diverging
• B)always diverging
• C)initially converging and finally parallel
• D)always parallel
• E)initially converging and finally diverging

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Definitions:

Pollution Permits

Licenses issued by government authorities that allow holders to emit a specific amount of pollutants over a set period, intending to control and reduce environmental damage.

Supply And Demand

A fundamental economic model describing how the quantity of goods supplied by producers and the quantity demanded by consumers determine the price and quantity of goods and services in a market.

Gas Tax

A government-imposed tax on the sale of gasoline, primarily used to fund transportation infrastructure projects.

Optimal Level

The most efficient, effective, or desirable point or degree for a specific purpose or condition.