In the Mid-Nineteenth Century,Count Rosse Built the World's Largest Telescope,the

question 93

Multiple Choice

In the mid-nineteenth century,Count Rosse built the world's largest telescope,the "Leviathan of Parsonstown." What major disadvantage did Rosse have in using his telescope at this time?

• A) The mirror, although large, was not made using modern techniques. It had so much distortion that deep sky objects like galaxies could not be seen clearly.
• B) No catalogs of deep sky objects were available, so Rosse did not know where to locate anything of interest.
• C) The telescope used an objective lens rather than a mirror and thus suffered from distortion due to sagging and chromatic aberration.
• D) Photography was not available to record the images Rosse observed.

---

Definitions:

Price Control

Government-imposed limits on the prices that can be charged for goods and services in the market to control inflation and stabilize the economy.

Monopolistically Competitive

A market structure where many firms sell products that are similar but not identical, allowing for competition based on quality, price, and branding.

Marginal Cost

The increase or decrease in the total cost incurred by producing one additional unit of a product or service.

Monopolistically Competitive

A market structure characterized by many firms selling products that are similar but not identical, allowing for some degree of market power.