Overloads are designed to protect against:
A) Excessive countercyclical electron rotation. B) Excessive current.
C) Excessive voltage. D) Excessive resistance.
B
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Cool season grasses should not be cut shorter than _____
A) 4-5 inches B) 2-3 inches C) 5-6 inches D) 6-7 inches
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Thirteen percent of U.S. water use is for agriculture
Indicate whether the statement is true or false
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When all four corners of a rectangle are ____ degrees, the diagonals are equal.
A. 30 B. 45 C. 90 D. 120
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What causes soot buildup in the heat exchanger and vent?
A) Soot buildup is a normal consequence of any combustion process B) Soot buildup is caused by incomplete combustion C) Soot buildup is caused by using high carbon fuel oil D) Soot buildup is caused by low indoor air flow
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