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

question 44

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 ,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:

Compounded Annually

Interest calculated on the initial principal and the accumulated interest from the past year added together once per year.

Term Deposit

A type of bank deposit that has a fixed term and typically offers a higher interest rate than a regular savings account.

Interest Rate

The percentage of a sum of money charged for its use.

Original Principal

The initial amount of money borrowed or invested before any interest or earnings are applied.