A Major Advantage of a Newtonian Reflector Over a Refractor

question 31

Multiple Choice

A major advantage of a Newtonian reflector over a refractor is:

• A)its compact size.
• B)the elimination of chromatic aberration.
• C)there are only two lenses to grind.
• D)the central hole in the mirror is smaller.
• E)the elimination of the secondary mirror.

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Definitions:

The Grange

Also known as the Patrons of Husbandry, a fraternal organization founded in 1867 to advance the social and economic needs of farmers in the United States.

Farm Output

The total quantity of agricultural products produced by farms, including crops and livestock, within a certain period.

Railroad Rates

The prices charged by rail transport companies for the conveyance of passengers and goods on their networks.

Electoral College

A body of electors established by the United States Constitution, tasked with electing the president and vice president of the United States.