Suppose the Apparent Wavelength of the Known Lines in the Spectrum

question 55

Multiple Choice

Suppose the apparent wavelength of the known lines in the spectrum of hydrogen are measured to increase by 50% when light from a distant galaxy is observed on Earth (this is known as the Red Shift) .Calculate the speed of recession of the galaxy relative to Earth as a percentage of the speed of light.

• A)50%
• B)20%
• C)38%
• D)63%
• E)60%

---

Definitions:

Total Cost

Total cost is the complete cost of production, including both fixed and variable costs incurred in the production of goods or services.

Marginal Cost

The cost of producing one more unit of a good or service, crucial for economic decision-making processes.

Marginal Revenue

The revenue increase resulting from the sale of an extra unit of a good or service.

Monopolistically Competitive

A market structure in which several or many sellers each produce similar, but slightly differentiated products; competition is based on product differentiation, prices, and marketing.