____ amplifiers are used for high gain at low frequencies or for amplification of a direct-current signal.

A. Operational
B. Audio
C. Direct-coupled
D. RF


Answer: C

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The collection at the Smithsonian decreased in population so much that Congress was pressured to provide funding for a National Zoological Garden

a. True b. False Indicate whether the statement is true or false

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If a wolf cub is hand reared by humans and has no contact with other wolves throughout the primary socialization period, it will still recognize wolves as members of its own species and mate with another wolf

A. True B. False

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A monitor that has not run to completion will indicate ________ on the scan tool

A) Incomplete B) Monitor in progress C) Vacant D) Pending

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