What sealing technique is typically applied at the interior of windows?
A) Vinyl seams are cut B) Moisture barrier is wrapped
C) A bead of sealant is applied D) Light-gauge steel is cut to fit
C
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John unloaded 2.5 loads of wheat on the floor of a large building. The wheat was in a cone-shaped pile 32 feet in diameter and 9.75 feet high. How many bushels of wheat were in the pile? (Note: 1 bu = 1.25 ft3.)
What will be an ideal response?
We meet a very large part of our energy needs with _____
A) renewable resources B) wind power C) water power D) fossil fuels
A crack is visible in a lens used in a sealed trailer tail light assembly but the light operation is not affected. Technician A says that the crack should be sealed with some silicone RTV to ensure no moisture enters. Technician B says that the cracked lens should be replaced. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B
Why is there a potential of 24 V between the R terminal and the other terminals on a thermostat subbase when the thermostat is not calling?
A) Thermostats are wired with both sides of 24 V. One side is supplied to the R terminal and the other to all the remaining terminals. B) The common side of 24 V is supplied through the coils of the devices that are not operating. C) The meter is reading voltage that is left in the thermostat wire from the previous operating cycle. D) Thermostats have battery backup, which can be read between R and the other terminals when the thermostat is not calling.