A Solenoid with 1000 Turns Has a Cross-Sectional Area of 7.0

question 30

Multiple Choice

A solenoid with 1000 turns has a cross-sectional area of 7.0 cm² and length of 25 cm.How much energy is stored in the magnetic field of the solenoid when it carries a current of 10.0 A?

• A)0.10 J
• B)2.8 J
• C)0.18 J
• D)28 J
• E)0.36 J

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Definitions:

Semipermeable Membrane

A type of barrier that allows certain molecules or ions to pass through it by diffusion and occasionally specialized "facilitated diffusion."

Water

A transparent, tasteless, odorless, and nearly colorless chemical substance, which is the main constituent of Earth's hydrosphere and the fluids of all known living organisms.

Millions

A numerical unit representing one thousand thousands, or 1,000,000.

Cytoplasm

The jelly-like substance inside cells that contains organelles and is enclosed by the cell membrane.