An Aluminum Plate Has a Length of 0

question 47

Multiple Choice

An aluminum plate has a length of 0.12 m and a width of 0.10 m at 25 °C. The plate is uniformly heated to 225 °C. If the linear expansion coefficient for aluminum is 2.3 × 10^-5/C°, what is the change in the area of the plate as a result of the increase in temperature?

• A)1.2 × 10^-4 m²
• B)6.1 × 10^-4 m²
• C)3.2 × 10^-5 m²
• D)4.9 × 10^-6 m²
• E)7.8 × 10^-6 m²

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Definitions:

Cancellous Bone

A porous and spongy form of bone tissue found at the end of long bones and in the inner layers of bones, essential for metabolic processes and reducing the weight of bones.

Compact Bone

Dense, hard layers of bone tissue that give bones their strength and structure.

Lateral Bone

A bone situated on the side of a body or limb, external to the medial structures.

Anklebones

The bones that form the ankle joint, primarily the tibia, fibula, and talus.