The Wavelength of Light Visible to the Human Eye Is

question 26

Multiple Choice

The wavelength of light visible to the human eye is on the order of 5 × 10−⁷ m. If the speed of light in air is 3 × 10⁸ m/s, find the frequency of the lightwave.

• A) 3 × 10⁷ Hz
• B) 4 × 10⁹ Hz
• C) 5 × 10¹¹ Hz
• D) 6 × 10¹⁴ Hz
• E) 4 × 10¹⁵ Hz

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Definitions:

Economic Profits

Profits calculated by subtracting both explicit and implicit costs from total revenue.

Explicit Costs

Direct, out-of-pocket payments for wages, rent, materials, and other inputs necessary for a business to operate.

Economic Profit

The distinction between gross revenue and total expenditures, inclusive of both explicit and latent costs.

Normal Rate

Typically refers to a benchmark interest rate considered to be standard based on historical averages, often used by central banks.