____ amplifiers are used for high-power amplifiers and transmitters where only a single frequency is amplified, such as the RF (radio frequency) carrier used for radio and television transmission.
A. Class A
B. Class AB
C. Class B
D. Class C
Answer: D
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The shape of a three-dimensional object is described with what term?
square B. additive C. illusionary D. volume
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A(n) ____________________ is a part of a pipeline other than nipples, valves, or straight lengths of pipe.
Fill in the blank(s) with the appropriate word(s).
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For the majority of air -conditioning and heating jobs, ductwork is not included as part of the installation.
Answer the following statement true (T) or false (F)
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List the four components that make up an electrical circuit.
What will be an ideal response?
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