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

---

Definitions:

Innovative Marketing

Marketing strategies that employ creative and unconventional methods to engage consumers and promote products or services.

Final Call

The last opportunity to make a decision, purchase, or participate in an activity before a final deadline.

Entrepreneurial Leader

A leader who possesses the qualities and mindset of an entrepreneur, focusing on identifying opportunities, taking risks, and innovating within their organization.

High Enthusiasm

Represents a state of intense excitement or eagerness, crucial for driving motivation and engagement in various contexts.