At T = 0, a Wheel Rotating About a Fixed

question 58

Multiple Choice

At t = 0, a wheel rotating about a fixed axis at a constant angular acceleration has an angular velocity of 2.0 rad/s. Two seconds later it has turned through 5.0 complete revolutions. What is the angular acceleration of this wheel?

• A) 17 rad/s²
• B) 14 rad/s²
• C) 20 rad/s²
• D) 23 rad/s²
• E) 13 rad/s²

---

Definitions:

Noise

In communication, external or internal factors that interfere with the reception of a message.

IMC Process

Integrated Marketing Communications; a strategic approach to ensure that all brand contacts received by a customer or prospect are relevant to that person and consistent over time.

Interference

In communication, any external or internal factors that distort or hinder the delivery and comprehension of a message.

AIDA Model

A marketing model that outlines the stages a consumer goes through in the process of purchasing a product: Attention, Interest, Desire, and Action.