In the Vicinity of What Frequency Does an Object with a Temperature

question 4

Multiple Choice

In the vicinity of what frequency does an object with a temperature of 1000 K radiate the largest amount of power? (c = 3.00 × 10⁸ m/s,Wien displacement law constant equals 2.90 × 10^-3 m ∙ K,σ = 5.670 × 10^-8 W/m² ∙ K⁴)

• A)1.0 × 10¹⁴ Hz
• B)8.0 × 10¹⁴ Hz
• C)2.3 × 10¹⁴ Hz
• D)6.7 × 10¹⁴ Hz
• E)4.1 × 10¹⁴ Hz

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Definitions:

Differentiated Products

Products that are similar but distinguished from each other by variations in quality, features, branding, or some other aspect valued by consumers.

Short Run

A period in which at least one input (e.g., capital) is fixed and cannot be changed.

Long Run

A period of time in economics during which all factors of production and costs are variable, allowing for full adjustment to change.

Profit-Maximizing

The approach taken by a corporation to find the pricing and production levels that lead to the greatest earnings.