A Region of Space Contains a Magnetic Field of 500 $\times$

question 33

Multiple Choice

A region of space contains a magnetic field of 500 G and an electric field of 3 $\times$ 10⁶ N/C.The magnetic energy density in a cubical box of side = 20 cm in this region is

• A)550 J/m³
• B)670 J/m³
• C)864 J/m³
• D)995 J/m³
• E)None of these is correct.

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Definitions:

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Neural pathways in the brain that utilize dopamine as a neurotransmitter, involved in reward, motivation, and many aspects of behavior and cognition.

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A progressive neurological disorder marked by tremor, muscular rigidity, and slow, imprecise movement, chiefly affecting middle-aged and elderly people.

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A portion of the central nervous system associated with vision, hearing, motor control, sleep/wake, arousal (alertness), and temperature regulation.

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A region of the forebrain below the thalamus that coordinates both autonomic nervous system and pituitary, controlling body temperature, thirst, hunger, and other homeostatic systems, and involved in sleep and emotional activity.