The Figure Shows Two Tiny 5

question 1224

Multiple Choice

The figure shows two tiny 5.0-g spheres suspended from two very thin 1.0-m-long threads.The spheres repel each other after being charged to +91 nC and hang at rest as shown.What is the angle θ?
(k = 1/4πε₀ = 8.99 × 10⁹ N • m²/C²)

• A) 4.1°
• B) 8.2°
• C) 12°
• D) 16°

Be familiar with the concept of brain modularity and its impact on cognitive functions.

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Understand the concept of social responsibility and its equal value in profit, consumer satisfaction, and societal well-being.

Recognize the importance of ethical training, a code of conduct, and mechanisms for reporting unethical behavior in organizations.

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Definitions:

Biofeedback

A technique that teaches individuals to control physiological functions by using signals from their own bodies.

Qui Gong

A traditional Chinese mind-body practice that combines movement, meditation, and regulated breathing to enhance physical and mental health.

Deep Breathing

A technique involving conscious, deliberate, and slow inhalation and exhalation, often used for relaxation, stress reduction, and meditation purposes.

National Research Data

Aggregate information collected across a country to support scientific investigation and inform policy decisions.