The Figure Shows a Rectangular Brass Plate at 0 $\degree$ C in Which There Is Cut a Rectangular Hole of C

question 6

Multiple Choice

The figure shows a rectangular brass plate at 0 $\degree$ C in which there is cut a rectangular hole of dimensions indicated. If the temperature of the plate is raised to 150 $\degree$ C:

• A) x will increase and y will decrease
• B) both x and y will decrease
• C) x will decrease and y will increase
• D) both x and y will increase
• E) the changes in x and y depend on the dimension z

---

Definitions:

Investment

The allocation of resources, usually financial, in expectation of generating an income or profit in the future.

Money Supply

The overall financial resources quantity in an economy at a specified time.

Interest Rate

The percentage of a sum of money charged by a lender to a borrower for the use of money, typically expressed as an annual percentage.

Quantity of Money Demanded

The total amount of money that households and businesses in an economy want to hold at a given time, based on interest rates and economic activity.