Two Metal Rods Are to Be Used to Conduct Heat

question 13

Multiple Choice

Two metal rods are to be used to conduct heat from a region at 100°C to a region at 0°C as shown in the figure. The rods can be placed in parallel, as shown on the left, or in series, as on the right. When steady state flow is established, the heat conducted in the series arrangement is

• A)greater than the heat conducted with the rods in parallel.
• B)the same as the heat conducted with the rods in parallel.
• C)less than the heat conducted with the rods in parallel.

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Definitions:

Marginal Cost Curve

A graphical representation showing how the cost of producing one additional unit of a good varies with the level of production.

Average Variable Cost

The total variable cost divided by the quantity of output produced, representing the variable cost per unit of output.

Short-run Supply

The amount of output that producers are willing and able to sell at different prices over a short period of time, often assuming some inputs are fixed.

State License Fee

A fee required by certain state governments for the granting of a license to operate a particular business or profession within that state.