Two Point Charges Each Have a Value of 3

question 87

Multiple Choice

Two point charges each have a value of 3.0 C and are separated by a distance of 4.0 m. What is the electric field at a point midway between the two charges?

• A)zero
• B)3.6 × 10⁷ N/C
• C)9.0 × 10⁷ N/C
• D)18 × 10⁷ N/C
• E)4.5 × 10⁷ N/C

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Definitions:

Muscle Contraction

The process in which muscle fibers shorten or lengthen, producing movement or maintaining posture.

Neurotransmitter

Chemicals in the nervous system that transmit signals across a chemical synapse from one neuron (nerve cell) to another 'target' neuron.

Action Potential

A rapid and temporary electrical charge that travels along a neuron, allowing for the transmission of signals within the nervous system.

Dopamine

A neurotransmitter involved in controlling the brain's reward and pleasure centers, movement, and emotional responses.