A Mirror Has a Focal Length -20 Cm

question 61

Multiple Choice

A mirror has a focal length -20 cm.If an object is placed 10 cm in front of the mirror,where will the image form?

• A) 20 cm in front of the mirror
• B) 20 cm behind the mirror
• C) 6.7 in from of the mirror
• D) 6.7 behind the mirror
• E) no image will form

---

Definitions:

Conventional Cash Flows

Conventional cash flows involve an initial outlay followed by a series of positive cash inflows, typically seen in standard investment scenarios.

Marginal Cost

The additional cost incurred in producing one more unit of a product or service, critical for making production decisions.

Contribution Margin

The contribution margin represents the portion of sales revenue that is not consumed by variable costs and is available to cover fixed costs, contributing to profit.

Fixed Cost

A fixed cost is a cost that does not change with an increase or decrease in the amount of goods or services produced or sold.