A Solenoid Is Wound with 970 Turns on a Form

question 73

Multiple Choice

A solenoid is wound with 970 turns on a form 4.0 cm in diameter and 50 cm long. The windings carry a current I in the sense that is shown in the figure. The current produces a magnetic field, of magnitude 4.3 mT, near the center of the solenoid. Find the current in the solenoid windings. (μ₀ = 4π × 10^-7 T ∙ m/A)

• A) 1.8 A
• B) 1.5 A
• C) 1.3 A
• D) 2.2 A
• E) 2.0 A

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Definitions:

Schizophrenia

A psychological condition marked by altered thought processes, perceptions, emotional responses, communication abilities, self-identity, and actions.

Genetic Disposition

An individual's inherited traits and predispositions to certain conditions or characteristics.

Stressful Circumstances

Situations or events that cause a state of strain or tension, potentially leading to emotional or physical stress responses.

Expressed Emotion

Family interaction style in which families are overinvolved with each other, are overprotective of the disturbed family member, voice self-sacrificing attitudes to the disturbed family member, and simultaneously are critical, hostile, and resentful of this member.