A Toroidal Solenoid Has a Central Radius of 0

question 11

Multiple Choice

A toroidal solenoid has a central radius of 0.50 m and a cross-sectional diameter of 10 cm.When a current passes through the coil of the solenoid,the magnetic field inside the solenoid at its CENTER has a magnitude of 2.0 μT.What is the largest value of the magnetic field inside the solenoid when this current is flowing? (μ₀ = 4π × 10^-7 T • m/A)

• A) 3.5 µT
• B) 1.8 µT
• C) 2.2 µT
• D) 0.50 µT
• E) 2.8 µT

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Definitions:

Periodic Variable

A variable that changes at regular intervals over time, often used in the analysis of time series data.

Measured

Evaluated or quantified in terms of extent, dimensions, quantity, or capacity.

Flow Variable

A variable that is measured over a specific period of time, such as income or expenditure, which may change from one period to the next.

Federal Government

The national government of a federal state, which holds the authority to govern on matters that affect the entire country, differentiated from state or local governments.