A Cubical Surface with Sides 2

question 70

Multiple Choice

A cubical surface with sides 2.0 m long is oriented with right and left faces perpendicular to a uniform electric field E of 1.6 × 10⁵ N/C) . The net charge enclosed by this surface is approximately

• A) 25 × 10⁵ µC.
• B) 6.4 × 10⁵ µC.
• C) 13 × 10⁵ µC.
• D) zero.
• E) 38 × 10⁵ µC.

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Definitions:

Sensitivity

The ability of a test to correctly identify those with the disease (true positive rate), indicating its reliability in detecting cases.

Infectious Disease

Diseases caused by pathogenic microorganisms, such as bacteria, viruses, parasites, or fungi; can be spread directly or indirectly from one person to another.

Sequential Tests

A statistical analysis method where data is evaluated in a sequence, allowing for earlier decision making without waiting for all data.

Net Sensitivity

A measure in screening and diagnostic tests that quantifies the ability of the test to correctly identify those with the condition.