A Solenoid of Length 18 Cm Consists of Closely Spaced

question 83

Multiple Choice

A solenoid of length 18 cm consists of closely spaced coils of wire wrapped tightly around a wooden core. The magnetic field strength is inside the solenoid near its center when a certain current flows through the coils. If the coils of the solenoid are now pulled apart slightly, stretching it to without appreciably changing the size of the coils, what does the magnetic field become near the center of the solenoid when the same current flows through the coils? (μ₀ = 4π × 10^-7 T ∙ m/A)

• A) 1.7 mT
• B) 3.4 mT
• C) 0.85 mT
• D) 2.0 mT

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Definitions:

Affiliative

Pertaining to the creation of social connections and fostering harmony within a group, emphasizing relationships over tasks.

Protective

Providing a safeguard or defense against harm or damage.

Caretaking Behaviors

Actions aimed at nurturing, protecting, and providing for the needs of another individual or group.

Hypothalamus

The Hypothalamus is a region of the brain that controls many bodily functions, including hunger, thirst, sleep, and the regulation of body temperature.