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

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Definitions:

Authoritative Pattern

A consistent way or method that is commanding and self-assured, often related to parenting or leadership styles that balance strictness with support.

Physical Punishment

A disciplinary method involving the use of physical force with the intention of causing a person to experience physical pain to correct or control behavior.

Cooperative Breeding

In humans and certain other species, a system involving networks of support in which individuals other than parents contribute resources toward rearing the young.

Childhood Dependency

The period in early human development when children rely on adults for care, support, and guidance.