The Diagram Shows the Graphs of the Stopping Potential as a Function

question 23

Multiple Choice

The diagram shows the graphs of the stopping potential as a function of the frequency of the incident light for photoelectric experiments performed on three different materials.Rank the materials according to the values of their work functions, from least to greatest.

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

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Definitions:

Break-Even Point in Units

The point at which sales volumes result in no profit or loss, calculated by dividing fixed costs by the contribution margin per unit.

Unit Fixed Cost

The fixed cost associated with manufacturing one unit of a product, which remains constant regardless of the number of units produced.

Unit Variable Cost

The variable cost associated with producing one unit of product, including materials, labor, and other costs that vary with production volume.

Variable Costing

A bookkeeping approach that incorporates solely variable production expenses such as direct materials, direct labor, and variable manufacturing overhead into the costs of products, while omitting fixed overhead.