Article __________ of the National Electrical Code® covers solar photovoltaic systems.
a. 550
b. 680
c. 690
d. 820
c. 690
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Cables of length? ft. and
ft. are needed for an installation. Find the total length of cable needed.
Fill in the blank(s) with the appropriate word(s).
Canada became an important battleground in the War of 1812 because
A. it was the economic hub of the New England economy. B. Canadians would be willing to help the Americans overthrow the imperial yoke of British rule. C. British forces were weakest there. D. the United States could rely on the military and economic support of French Canadians against the British. E. Canada held important strategic military bases from which the Americans could attack the British.
Paper space is at a 1:1 plotting scale; two viewports in a layout are at 8:1 and 2:1 viewport scales. What do you have to do so that a single annotation object will appear at the same scale in both viewports?
What will be an ideal response?
Using a sketch, explain why an air barrier is called an air-weather barrier.
What will be an ideal response?