Acceptable fire pumps must deliver a minimum of at least how many pounds per square inch at the highest line of sprinkler heads or the highest line of hoses in a standpipe system?
A. 35 psi
B. 25 psi
C. 20 psi
D. none of the above
Answer: B. 25 psi
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a. Recessed button b. Mushroom head c. Illuminated push-pull d. Keylock
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The spot-weld symbol is located ____________________ to the reference line when it has an arrow side or other side significance.
Fill in the blank(s) with the appropriate word(s).
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We need four points to connect the wattmeter: two points for the current and two points for the _________
A. voltage B. ohms C. Amps D. circuits
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How many channels are available with 802.11a in some countries?
A. 11 B. 23 C. 14 D. 52
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