A 080-Kg Bead Slides on a Wire Bent into a Circle

question 77

Multiple Choice

A 0.80-kg bead slides on a wire bent into a circle of radius 0.40 m.You pluck the bead with a force tangent to the circle.What force is needed to give the bead an angular acceleration of 3.0 rad/s²?

• A)4.40 N
• B)0.71 N
• C)0.83 N
• D)0.96 N
• E)1.2 N

---

Definitions:

Classic Experiment

A traditional or well-established experimental procedure used in scientific research to test hypotheses.

Latent Learning

Learning that occurs without immediate reinforcement and is not demonstrated until there is an incentive to perform.

Operant Conditioning

A system of conditioning that impacts the strength of behaviors through positive reinforcements or negative consequences.

Observational Learning

The process by which an individual learns by observing the actions and outcomes of others' behaviors.