An Object 15 Cm High Is Placed 15 Cm in Front

question 38

Multiple Choice

An object 15 cm high is placed 15 cm in front of a convex mirror with a focal length of-10 cm.What is the image height (in cm) ?

• A)2
• B)4
• C)6
• D)8
• E)30

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Definitions:

Absolute Advantage

The ability of a country, individual, or group to produce a good or service more efficiently than competitors, using fewer resources.

Microchips

Small semiconductor devices that contain electrical circuits capable of processing data or controlling devices and processes.

Comparative Advantage

A principle of economics that allows an entity to produce a good or perform a service at a lower opportunity cost than its competitors.

Microchips

Microchips are small semiconductor devices containing integrated circuits used in a wide range of electronic devices to perform computational or control functions.