A Particle Moves Uniformly Around the Circumference of a Circle $\pi$

question 82

Multiple Choice

A particle moves uniformly around the circumference of a circle whose radius is 8.0 cm with a period of $\pi$ /20 s.The angular velocity $\omega$ of the particle is

• A)2.5 rad/s
• B)3.2 \(\times\) 10² rad/s
• C)40 rad/s
• D)7.9 rad/s
• E)0.96 rad/s

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Definitions:

Dimensioning

The process of specifying part sizes, locations, and features on technical drawings for precision manufacturing or assembly.

Two-Axis

Describes systems or machines that operate or move in two different directions or planes, usually horizontal (X-axis) and vertical (Y-axis).

Perpendicular

A geometric term describing a line or plane at a 90-degree angle to another line or plane.

Baseline Dimensioning

A method of dimensioning in which all dimensions are given from a specified baseline or datum, providing a clear and systematic way of defining dimensions.