A Rod of Length L Is Hinged at One End

question 47

Multiple Choice

A rod of length L is hinged at one end.The moment of inertia as the rod rotates around that hinge is ML²/3.Suppose a 2.50 m rod with a mass of 3.00 kg is hinged at one end and is held in a horizontal position.The rod is released as the free end is allowed to fall.What is the angular acceleration as it is released?

• A) 3.70 rad/s²
• B) 7.35 rad/s²
• C) 5.88 rad/s²
• D) 4.90 rad/s²

---

Definitions:

Earthquake

An earthquake is the shaking of the surface of the Earth resulting from a sudden release of energy in the Earth's lithosphere that creates seismic waves.

Acute Exposure

Short-term contact with a substance that might result in immediate harm to health or the environment.

Radioactive Substances

Radioactive substances contain unstable atoms that release radiation during their decay process, used in various applications but posing risks of exposure.

Chernobyl Site

The location in Ukraine of a catastrophic nuclear reactor accident in 1986, resulting in significant release of radioactive particles into the atmosphere.