A Dentist Uses a Concave Mirror (Focal Length 2 Cm)

question 11

Multiple Choice

A dentist uses a concave mirror (focal length 2 cm) to examine some teeth. If the distance from the object to the mirror is 1 cm, what is the magnification of the tooth?

• A) 6
• B) 1
• C) 4
• D) 2
• E) 1.5

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Definitions:

Shortage Costs

Expenses incurred when demand exceeds supply, often leading to lost sales or higher production costs.

Weighted Average Delay

The average delay time for all items being processed, taking into account the proportion that each item contributes to the total amount.

Collection Delay

The time lag between when a payment is made by a customer and when the funds become available to the recipient company.

Average Amount

The mean value obtained by dividing the sum of all amounts by the number of amounts, often used to determine the typical value in a set of data.