In an autotransformer with a 2:1 turns ratio, if a voltage of ____ is connected across the entire winding, a voltage of 240 volts will be supplied to the load.
a. 120 volts
b. 240 volts
c. 480 volts
d. 960 volts
c. 480 volts
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Soil survey is based on a system of grouping soils of like ____________________
Fill in the blank(s) with the appropriate word(s).
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What is the most abundant element on earth?
A) Oxygen B) Nitrogen C) Water D) Hydrogen
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AC vent temperature at the center outlet should be ________
A) 45°-55° F (7°-13°C) B) 25°-35° F (-4°-2°C) C) 35°-45° F (2°-7°C) D) 55°-65° F (13°-18°C)
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Section views are used to show ____.
A. a duplicate of normal plans B. special construction C. ordinary construction shown on normal elevations D. walls only
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