How does an overload protection device on an electric heater differ from a fusible link?
What will be an ideal response?
Overloads will automatically reset once the bimetal strip in the overload has cooled sufficiently.
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An engine management system that has adapted existing hydromechanical fueling devices for control by computer is known as:
A. hybrid B. semi-cybernetic C. partial authority D. retrofitted
What are the three components that have to operate when a residential air conditioning system is in the cooling mode?
What will be an ideal response?
Why might leak testing with nitrogen be preferable to using R-22?
A) Environmental concerns B) System safety C) Post-detection clean-up D) Refrigerant recovery
These are placed at the intersection of walls and floors and are generally used to protect the wall from damage:
A. baseboards B. wainscoting C. chair rail D. cornice E. casings