Name the steel angle above the fireplace opening that supports the fireplace face.
What will be an ideal response?
lintel
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Which glass type is commonly specified for the spandrel areas of an all-glass curtain wall?
A) Sheet glass B) Plate glass C) Tempered glass D) Heat-strengthened glass E) Annealed glass
If oil is being trapped in a refrigeration system will an oil separator solve the problem? Why or why not?
a. Yes, because the oil separator will return all the oil back into the crankcase. b. No, because an oil separator does not return all the oil to the crankcase. c. Yes, because the compressor does not need all the oil returned anyway. d. No, because the separators can lock up with too much oil.
When do normally open relay contacts close?
A) When the relay coil is energized B) When the relay coil is de-energized C) When they receive power D) They cannot close because they are open contacts.
Conventional brake fluid has two categories.
Answer the following statement true (T) or false (F)