Water Is Flowing at 4

question 35

Multiple Choice

Water is flowing at 4.0 m/s in a circular pipe. If the diameter of the pipe decreases to 1/2 its former value, what is the velocity of the water downstream?

• A) 1.0 m/s
• B) 2.0 m/s
• C) 8.0 m/s
• D) 16 m/s
• E) 4.0 m/s

---

Definitions:

Equilibrium

A state in a market where supply equals demand, and there are no external forces prompting further change, leading to a stable price and quantity.

Quantity Demanded

The entirety of a good or service's amount that patrons are equipped and desirous to buy at a specified price rate.

Quantity Supplied

The total amount of a good or service that producers are willing and able to sell at a given price in a specific period.

Rent Controls

Rent controls are government policies that limit the amount landlords can charge for leasing apartments or houses, aimed at making housing more affordable for renters.