An Object Is Placed 60 Cm in Front of a Mirror

question 1

Multiple Choice

An object is placed 60 cm in front of a mirror and the image is upright and ¼ the size of the object. What is the focal length of the mirror?

• A) −12 cm
• B) −20 cm
• C) −45 cm
• D) −75 cm
• E) some positive value not given

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Definitions:

Short-Term Creditors

Entities to which a company owes money that is due for payment within a short period, usually less than one year.

Trading On The Equity

The practice of borrowing funds to increase investment in a business, aiming to increase the earnings available to shareholders.

Significant Component

A part or element of an asset that is substantial enough to require separate accounting due to its size or value.

Continuing Operations

Refers to the business activities that are expected to continue into the foreseeable future, as opposed to those that are being discontinued.