A 15m Long Dowel Is Pivoted About the End So That

question 4

Multiple Choice

A 1.5m long dowel is pivoted about the end so that it is a pendulum of sorts - it can freely swing in a vertical plane. At the other end of the dowel is a brass weight having mass 1.5 kg. (The center of the brass weight is 1.5 m from the pivot point. When the rod is positioned in its swing such that its angle with the vertical is 22.5 degrees, what is the torque on the rod about the pivot due to the presence of the brass weight?

• A) 8.4 N·m
• B) 22 N·m
• C) 20 N·m
• D) 9.1 N·m

---

Definitions:

Supreme Court

The highest judicial authority in a country or jurisdiction, tasked with adjudicating appeals and ensuring the interpretation of the law is consistent.

Citizens United v. FEC

A landmark Supreme Court case that ruled on campaign finance, allowing unrestricted election spending by corporations and unions.

Nonprofits Exempt

Organizations that are exempt from paying federal income taxes due to their charitable, educational, or religious missions as defined by Section 501(c)(3) of the IRS code.

Best Practices

Methods or techniques that have been recognized as the most effective and efficient in achieving desired outcomes and are used as benchmarks.