Two Cylinders Are Made Out of the Same Material and Are

question 76

Multiple Choice

Two cylinders are made out of the same material and are of equal length as shown.The cylinders are connected to a battery with voltage Vb as shown.If the voltage drop across resistor R2 is 0.810 * Vb,what is the ratio of the radii r1/r2 of the two cylinders?

• A)1.10
• B)1.29
• C)1.51
• D)1.76
• E)2.06

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Definitions:

Marginal Cost

The cost of producing one additional unit of a product or service, which can change as the level of production varies.

Average Variable Cost

The total variable costs of production divided by the quantity of output, representing the per-unit variable cost.

Marginal Cost

The cost incurred from producing an additional unit of a product.

Average Variable Cost

The total variable costs (costs that change with the level of output) divided by the quantity of output produced, indicating the cost of producing an additional unit.