A Cassegrain Reflecting Telescope Is Constructed Using a

question 122

Multiple Choice

A Cassegrain reflecting telescope is constructed using a

• A) concave primary mirror followed by a smaller convex secondary mirror that reflects light back through a hole in the primary mirror.
• B) curved primary mirror followed by a series of both plane and curved mirrors that channel the light to a remote location fixed with respect to Earth.
• C) concave primary mirror and concave secondary mirror that reflects light back through a hole in the primary mirror.
• D) concave primary mirror and a flat, diagonal secondary mirror mounted at a 45° angle to the telescope axis.

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Definitions:

Administrative Expenses

Operating expenses not directly tied to the production of goods or services, such as salaries of administrative staff, office supplies, and utilities.

Contribution Margin

The amount by which sales revenue exceeds variable costs. It represents the portion of sales that helps to cover fixed costs.

Bottleneck Hour

The time period in a production process where the flow is constricted due to limitations in capacity or resources, causing delays.

Variable Cost Method

An accounting approach where variable costs are expensed as incurred and fixed costs are systematically allocated over time, typically used in costing and decision-making.