95/5 solder should be used ____.

A. on the high side of the system
B. on the low side of the system
C. when there are extreme changes in pressures and temperatures
D. always


Answer: B

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In civil engineering terms, _____ is the angular relationship between two lines.

A. direction B. azimuth C. bearing D. traverse

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Siamese cylinder bores are ________

A) Aluminum cylinders B) Cast iron cylinders C) Another name for cylinder liners D) Cylinders that do not have a coolant passage between them

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The two most common categories of gas fired furnaces are

A) Category I and Category II B) Category II and Category III C) Category I and Category IV D) Category III and Category IV

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____________________ are, by far, the most widely used electrical component.

Fill in the blank(s) with the appropriate word(s).

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