A String Is Wrapped Tightly Around a Fixed Pulley That

question 18

Multiple Choice

A string is wrapped tightly around a fixed pulley that has a moment of inertia of 0.0352 kg m² and a radius of 12.5 cm. The string is pulled away from the pulley with a constant force of 5.00 N. As the string unwinds the pulley begins to rotate. What is the speed of the string after it has unwound 1.25 m?

• A) 2.09 m/s
• B) 2.36 m/s
• C) 1.18m/s
• D) 3.18 m/s
• E) 4.95 m/s

---

Definitions:

Economic Duress

A condition in which one is forced to engage in a financial transaction due to threats or pressures, rendering the agreement involuntary.

Irrevocable Offer

An offer that cannot be withdrawn or canceled by the offeror for a specified period, assuming the offeree has given some consideration in exchange for the offer's irrevocability.

Merchant

An individual or entity engaging in the selling of goods or services professionally or commercially.

UCC

Uniform Commercial Code, a comprehensive set of laws governing all commercial transactions in the United States, intended to standardize and simplify the law.