What type of load consists of the weight of all materials and people associated with, but not part of a structure? An example of this type of load would be the accumulation of snow or water on the surface of a flat roof.
A. Axial load
B. Eccentric load
C. Torsional load
D. Live load
Answer; D. Live load
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In the accompanying figure, R=90? and L=0.319H. Calculate the total impedance.
What will be an ideal response?
This type of weld is used on light-gauge metal joints where the edges to be joined are flared.
a. lap weld b. flange weld c. flared weld d. seam weld
Single phase AC power is used:
A) Only in residences. B) In both residential and commercial buildings. C) Only in commercial buildings. D) Only in Europe.
Hydrocarbons in the air can be analyzed by mixing an air sample with a fuel and then burning the mixture. When the mixture burns, _____
A) heat is produced in proportion to the hydrocarbons present B) ions are produced according to the amount of hydrocarbons present C) the flame produces different colors based on the hydrocarbons present D) the orange flame turns blue if hydrocarbons are present