A Disk with a Rotational Inertia of 5

question 98

Multiple Choice

A disk with a rotational inertia of 5.0 kg.m² and a radius of 0.25 m rotates on a frictionless fixed axis perpendicular to the disk and through its center.A force of 8.0 N is applied along the rotation axis.The angular acceleration of the disk is:

• A)0 rad/s²
• B)0.40 rad/s²
• C)0.60 rad/s²
• D)1.0 rad/s²
• E)2.5 rad/s²

---

Definitions:

Glucose

A basic sugar essential for energizing living entities and a component found in several carbohydrates.

Vitamin C

A water-soluble vitamin found in various fruits and vegetables, essential for the repair of tissue and enzymatic production of certain neurotransmitters.

Scurvy

A disease resulting from a deficiency of vitamin C, characterized by swollen bleeding gums, bruising, joint pain, and general weakness.

Magnesium

A mineral and a key component of many enzymes, playing a critical role in various physiological processes including muscle and nerve function, blood sugar control, and blood pressure regulation.