Water Is Flowing in a Drainage Channel of Rectangular Cross-Section

question 78

Multiple Choice

Water is flowing in a drainage channel of rectangular cross-section. At one point, the width of the channel is 12 m, the depth of water is 6.0 m, and the speed of the flow is 2.5 m/s. At a point downstream, the width has narrowed to 9.0 m, and the depth of water is 8.0 m. What is the speed of the flow at the second point?

• A) 2.0 m/s
• B) 2.5 m/s
• C) 3.0 m/s
• D) 3.5 m/s
• E) 4.0 m/s

---

Definitions:

Food Allergies

Immunological responses to certain foods, causing adverse health effects upon exposure.

Life-Threatening

A condition or situation that poses a serious risk to one's survival.

Developmental Stage

Developmental Stage represents a period in the growth and development process characterized by distinct physical, cognitive, and emotional changes and milestones.

Toddler Surgery

Surgical interventions or procedures performed on children between the ages of 1 and 3.