A Child Stands on a Playground Merry-Go-Round a Distance of 1.50

question 26

Multiple Choice

A child stands on a playground merry-go-round a distance of 1.50 m from the rotation axis. The coefficient of static friction between the child's shoes and the surface of the merry-go-round is 0.700. Assuming the acceleration of gravity is 9.81 m/s², what is the maximum constant angular speed of the merry-go-round for which the child will not start to slide?

• A)6.45 rad/s
• B)1.32 rad/s
• C)2.14 rad/s
• D)4.58 rad/s
• E)8.32 rad/s

---

Definitions:

Cerebellum

A region of the brain that plays an important role in motor control, and also in some cognitive functions like attention and language.

Cerebral Cortex

The outer layer of the cerebrum, playing a key role in memory, attention, perception, cognition, awareness, thought, language, and consciousness.

Right Hemisphere

The right side of the brain, which is typically associated with creativity, spatial ability, and the processing of visual and auditory information.

Navigate Spaces

The ability to orient oneself and move through different environments or areas, often involving spatial awareness and directional sense.