The three types of gas space heaters are:
A) Vented, unvented, and catalytic.
B) Low pressure, medium pressure, and high pressure.
C) Natural gas, propane, and kerosene.
D) Category I, category II, and category III.
A
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When coolant is routed through the bypass circuit, which of the following is probable?
A. engine is overheating B. thermostat is fully open C. thermostat is fully closed D. coolant is routed to the radiator
Why is it important to bid only from a full set of contract documents?
What will be an ideal response?
Which is true of biodiesel fuel?
A) It is more expensive than petrodiesel B) It can be used in standard diesel systems without modification C) Both A and B D) Neither A nor B
How does increased store humidity affect the operation of the refrigerated cases?
A) Operating time increases and efficiency decreases due to increased coil frosting. B) Refrigeration capacity is unaffected, but the food hydration cycles are decreased. C) Operating time is decreased and efficiency increased because of the natural cooling effect of the moist air. D) Operation of the refrigerated cases is unaffected by humidity because they are only providing sensible cooling.