Two Point Charges of Values +3 $\mu$ C and +66 $\mu$ C, Respectively, Are Separated by 0

question 67

Multiple Choice

Two point charges of values +3.4 $\mu$ C and +6.6 $\mu$ C, respectively, are separated by 0.20 m. What is the potential energy of this 2-charge system? (k_e = 8.99* 10⁹ N.m²/C²)

• A) "+1.0 J"
• B) "-5.0 J"
• C) "-0.75 J"
• D) "+0.50 J"

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Definitions:

Active Immune Response

The body's defense mechanism that is activated by exposure to pathogens, involving the production of antibodies and memory cells.

Low pH

A measurement indicating that a solution is acidic, having a pH value less than 7.

Pathogens

Microorganisms that cause disease in their host, including viruses, bacteria, fungi, and parasites.

Cytokine Stimulation

The process of activating cells by cytokines, which are signaling molecules that mediate and regulate immunity, inflammation, and hematopoiesis.