A Lens Has a Refractive Power of -1

question 17

Multiple Choice

A lens has a refractive power of -1.50.What is its focal length?

• A) 150 cm
• B) -150 cm
• C) 67.0 cm
• D) -67.0 cm
• E) 8.50 cm

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Definitions:

Industry

A group of companies or businesses that produce similar goods or services and compete within the same market.

Correction

A term often used in finance and economics, indicating a short-term decline in the price of assets or the broader market to adjust for overvaluation.

Emissions Abatement

The process of reducing emissions of pollutants into the environment, typically achieved through policies, technologies, or practices that decrease the emission of harmful gases.

Marginal Cost

Cost of one additional unit of a good.