Lines of the Magnetic Field Produced by a Long Straight

question 47

Multiple Choice

Lines of the magnetic field produced by a long straight wire carrying a current are:

• A)in the direction of the current
• B)opposite to the direction of the current
• C)leave the wire radially
• D)circles concentric with the wire
• E)lines similar to those produced by a bar magnet

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Definitions:

Instinctive Behavior

Actions or reactions that are inherently present in an individual from birth, not learned through experience or observation.

Serotonin

A neurotransmitter believed to play many roles, including regulating mood, appetite, and sleep, and involved in some cognitive functions such as memory and learning.

Testosterone

Testosterone is a steroid hormone that plays a key role in the development of male reproductive tissues and secondary sexual characteristics, though it is also present in females.

Oxytocin

A hormone and neurotransmitter often associated with bonding, trust, and the regulation of social behaviors.