When Light from the Concave Primary Mirror of a Telescope

question 229

Multiple Choice

When light from the concave primary mirror of a telescope is reflected by a small secondary mirror through a hole in the primary to its focus, it is called the

• A) Cassegrain focus.
• B) Newtonian focus.
• C) coudé focus.
• D) prime focus.

---

Definitions:

FIFO Periodic Inventory Method

The first-in, first-out (FIFO) periodic inventory method assumes that goods sold are those that were added to the inventory earliest, calculated periodically at the end of a reporting period.

Ending Inventory

Goods' valuation ready for trading at the end of a bookkeeping period.

FOB Shipping Point

A term that indicates the buyer takes responsibility for goods once they are shipped, and the point of departure marks the transfer.

Inventory Records

Documentation that keeps track of the quantities, locations, and values of a company's inventory, assisting in the management and control of stock.