The Diagram Shows Four Slabs of Different Materials with Equal

question 78

Multiple Choice

The diagram shows four slabs of different materials with equal thickness, placed side by side.Heat flows from left to right and the steady-state temperatures of the interfaces are given.Rank the materials according to their thermal conductivities, smallest to largest.

• A)1, 2, 3, 4
• B)2, 1, 3, 4
• C)1, 2, 4, 3
• D)3, 4, 2, 1
• E)4, 3, 2, 1

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Definitions:

Equilibrium Quantity

The quantity of goods or services that is supplied and demanded at the equilibrium price, where the quantity demanded equals the quantity supplied.

Rent Ceiling

A government-imposed limit on how high rents can go, aimed at keeping housing affordable.

Economic Profit

The difference between a firm's total revenues and its total costs, including both explicit and implicit costs, representing the additional value created by the firm beyond that required to compensate its resource suppliers.

Shortage

A condition where the demand for a product exceeds its supply in the market.