How Long Does It Take for a Rotating Object to Speed

question 17

Multiple Choice

How long does it take for a rotating object to speed up from 15.0 to 33.3 rad/s if it has an angular acceleration of 3.45 rad/s²?

• A) 4.35 s
• B) 5.30 s
• C) 9.57 s
• D) 10.6 s
• E) 63.1 s

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Definitions:

Mania

A mental health condition characterized by an abnormally elevated mood, energy level, and activity, often associated with bipolar disorder.

Depression

A common mental health disorder characterized by persistent sadness, loss of interest in activities, and a range of physical and emotional problems.

Attention-Deficit/Hyperactivity Disorder

Attention-Deficit/Hyperactivity Disorder, ADHD, is a neurodevelopmental disorder characterized by inattention, hyperactivity, and impulsiveness.

Mania

A mental state characterized by an abnormally elevated, expansive, or irritable mood, hyperactivity, and a reduced need for sleep, often seen in bipolar disorder.