A Hollow Conducting Sphere of Radius 12 Cm Had a Charge

question 49

Multiple Choice

A hollow conducting sphere of radius 12 cm had a charge of 18 $\mu$ C placed on it.What is the potential at the surface of the sphere?

• A) 0 V
• B) 24 V
• C) 2.7 \(\times\) 10⁵ V
• D) 1.4 \(\times\) 10⁶ V
• E) 1.6 \(\times\) 10⁶ V

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Definitions:

Antigens

Substances that the body recognizes as foreign and that elicit an immune response.

Resistance Phase

The second stage of the general adaptation syndrome, where the body adapts to and resists stress, mobilizing resources to cope with a stressor.

General Adaptation Syndrome

A three-stage response (alarm, resistance, exhaustion) that the body goes through when exposed to prolonged stress.

Facial Feedback

The hypothesis that facial expressions can influence emotional experiences, suggesting that smiling can make you feel happier.