A Concave Spherical Mirror Has a Focal Length of Magnitude

question 20

Multiple Choice

A concave spherical mirror has a focal length of magnitude 20 cm.An object is placed 10 cm in front of the mirror on the mirror's axis.Where is the image located?

• A)20 cm behind the mirror
• B)20 cm in front of the mirror
• C)6.7 cm behind the mirror
• D)6.7 cm in front of the mirror

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Definitions:

Fixed Cost

Costs that do not vary with the level of output or production, such as rent, salaries, or insurance.

Average Fixed Cost

The fixed costs of production divided by the quantity of output produced, illustrating how fixed costs dilute over larger production volumes.

Average Variable Cost

The total variable cost divided by the quantity of output, representing the variable cost of producing one additional unit.

Marginal Cost

The financial outlay for making an additional unit of a product or service.