When an Object Is 12 Cm in Front of a Concave

question 60

Multiple Choice

When an object is 12 cm in front of a concave spherical mirror, the image is formed 3.0 cm in front of the mirror. What is the focal length of the mirror?

• A) 15 cm
• B) 2.4 cm
• C) 1.3 cm
• D) 4.0 cm

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Definitions:

Descriptive Statements

Statements that provide detailed explanations or descriptions of scenarios, processes, or items without making analytical judgments.

FIFO Perpetual

An inventory valuation method where the first items purchased (First In) are the first ones to be used or sold (First Out) on a continuous basis.

LIFO Perpetual

A method of inventory valuation which assumes that the last items placed in inventory are the first ones sold, applied continuously throughout the accounting period.

Weighted Average

This is a calculation method that takes into account the varying degrees of importance of the numbers in a data set, giving different weights to some of the data points.