____ scales are combined on each face of a triangular architect's scale except for the full-size scale.

A. Two
B. Three
C. Four
D. Six


Answer: A

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Heat pump thermostats generally require two stages of heating in order to control:

A) The compressor and outdoor fan. B) The indoor and outdoor sections. C) The first- and second-stage heat strips. D) The auxiliary heat.

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Technician A says that CRI is a measurement of color-corrected light. Technician B says that CRI stands for color rendering index. Who is correct?

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Motronic fuel systems are being discussed. Technician A says the fuel pump is directly controlled by the PCM. Technician B says some systems use a pulse damper to regulate fuel pressure. Who is correct?

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