A Merry-Go-Round of Radius R = 2

question 101

Multiple Choice

A merry-go-round of radius R = 2.0 m has a moment of inertia I = 250 kg.m²,and is rotating at 10 rpm.A child whose mass is 25 kg jumps onto the edge of the merry-go-round,heading directly toward the center at 6.0 m/s.The new angular speed (in rpm) of the merry-go-round is approximately

• A)10
• B)9.2
• C)8.5
• D)7.1
• E)6.4

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Transactional Analysis

A psychotherapeutic approach that examines interactions and transactions between people to understand their communication and behavior.

Telehealth

The delivery of health-related services and information via telecommunication technologies to support long-distance clinical health care and patient education.

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Cognitive Therapies

Therapeutic approaches that focus on changing people’s maladaptive thought patterns.