An Object Is Placed 15 Cm in Front of a Concave

question 19

Multiple Choice

An object is placed 15 cm in front of a concave mirror with a focal length of 30 cm.What is the magnification?

• A)1
• B)2
• C)1/2
• D)1/4
• E)-2

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Definitions:

Pollution

The contamination of the natural environment by harmful substances, leading to adverse health effects and environmental damage.

Market Failure

A situation where the allocation of goods and services by a free market is not efficient, often leading to a net societal welfare loss.

Capitalism

An economic system where trade, industries, and the means of production are largely or entirely privately owned and operated for profit.

Public Goods

Goods that are non-excludable and non-rivalrous, meaning they are accessible to all members of society and one person's use does not reduce availability to others.