Two Solenoids, Wound from Wire from the Same Spool, Have

question 18

Multiple Choice

Two solenoids, wound from wire from the same spool, have the same length and cross-sectional area, but solenoid #1 has twice the turns of solenoid #2. If these solenoids are each connected to a circuit, and the only non-negligible resistance is that of the solenoids, which solenoid gives the greater time constant and by what factor?

• A) #2 by a factor of 2
• B) #2 by a factor of 4
• C) #1 by a factor of 2
• D) No answer above is completely correct.

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Market Supply

The total amount of a product or service that is available to consumers, determined by the sum of all individual suppliers' outputs in the market.

Decreasing-cost Industry

An industry that experiences lower production costs as the industry output expands, often due to economies of scale.

Relevant Inputs

Factors or resources that directly impact the production process or decision-making in a specific context.

Decreasing-cost Industry

An industry where the cost per unit of output decreases as the scale of production increases.