A 90 Cm Object Is Placed in Front of a Mirror

question 38

Multiple Choice

A 9.0 cm object is placed in front of a mirror and the image formed is upright, behind the mirror, and 3.0 cm in size. Which of the following statements is true?

• A) the magnification is 1/3 and the image is real
• B) the magnification is −1/3 and the image is real
• C) the magnification is 1/3 and the image is virtual
• D) the magnification is −1/3 and the image is virtual

Identify and understand the use and properties of various ionic compounds.

Gain knowledge on the historical applications of thallium compounds.

Comprehend the organization of the periodic table, including the categorization of elements and groups.

Recognize the characteristics of different types of elements including transition metals, noble gases, and halogens.

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Definitions:

Capital-allocation Line

A line on a graph that represents the risk-and-return profiles of risky assets, showing the possible combinations of risk and return that are available.

Efficient Frontier

A concept in modern portfolio theory representing a set of optimal investment portfolios that offer the highest expected return for a defined level of risk or the lowest risk for a given level of expected return.

Capital Asset Pricing Model

A model that describes the relationship between systemic risk and expected return for assets, particularly stocks, used to calculate a theoretically appropriate required rate of return for an asset, given its non-diversifiable risk.

Expected Rate

The anticipated return on an investment based on historical averages, interest rates, or economic indicators.