EGEE Exam 3 UPDATED ACTUAL Exam
Questions and CORRECT Answers
A heat mover ______. - CORRECT ANSWER - uses work to move heat from low
temperature reservoir to a high temperature reservoir
A heat mover speeds up a natural heating process - CORRECT ANSWER - FALSE
We know that electrical resistance heating systems approach an efficiency of 97%. Electrical
baseboard heating is more efficient than a heat pump. - CORRECT ANSWER - FALSE
In a baseboard radiator _______ increase(s) the surface area, which in turn leads to more
efficient heat transfer. - CORRECT ANSWER - Fins
Of the following, which one is not an advantage of forced air heating systems? - CORRECT
ANSWER - They usually have a very high efficiency (80-90%)
Where there is limited space, a hydronic heating system can be installed vertically - CORRECT
ANSWER - FALSE
Using a kitchen and bath exhaust fans may adversely affect the heating and cooling requirements
- CORRECT ANSWER - TRUE
When using a fire place, most of the heating air is lost through the chimney. - CORRECT
ANSWER - TRUE
Heat is lost through the walls, windows and roof of a house. What is the primary mechanism by
which this heat loss occurs? - CORRECT ANSWER - Conduction
Questions and CORRECT Answers
A heat mover ______. - CORRECT ANSWER - uses work to move heat from low
temperature reservoir to a high temperature reservoir
A heat mover speeds up a natural heating process - CORRECT ANSWER - FALSE
We know that electrical resistance heating systems approach an efficiency of 97%. Electrical
baseboard heating is more efficient than a heat pump. - CORRECT ANSWER - FALSE
In a baseboard radiator _______ increase(s) the surface area, which in turn leads to more
efficient heat transfer. - CORRECT ANSWER - Fins
Of the following, which one is not an advantage of forced air heating systems? - CORRECT
ANSWER - They usually have a very high efficiency (80-90%)
Where there is limited space, a hydronic heating system can be installed vertically - CORRECT
ANSWER - FALSE
Using a kitchen and bath exhaust fans may adversely affect the heating and cooling requirements
- CORRECT ANSWER - TRUE
When using a fire place, most of the heating air is lost through the chimney. - CORRECT
ANSWER - TRUE
Heat is lost through the walls, windows and roof of a house. What is the primary mechanism by
which this heat loss occurs? - CORRECT ANSWER - Conduction
