A Bucket in an Old Well Is Hoisted Upward by a Rope

question 36

Multiple Choice

A bucket in an old well is hoisted upward by a rope which winds up on a cylinder having a radius of 0.04 m.How many rev/s must the cylinder turn if the bucket is raised at a speed of 0.15 m/s?

• A) 3.75 rev/s
• B) 0.04 rev/s
• C) 1.19 rev/s
• D) 0.60 rev/s
• E) ​2.39 rev/s

---

Definitions:

AIDS

Acquired Immune Deficiency Syndrome, a life-threatening condition caused by the human immunodeficiency virus (HIV), compromising the immune system.

Portugal's Legalization

Refers to Portugal's drug policy reform in 2001, decriminalizing the use of all drugs for personal use to combat drug abuse and related issues.

Private Use

The utilization of goods, services, or information for personal, non-commercial purposes.

Chemical Properties

Characteristics of a substance that become evident during or after a chemical reaction, defining its chemical composition and reactivity.