Heat Loss (Leaving Cert Construction Studies): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
ShowHide
Practise the questions
10 questions from this quiz
Calculate seconds in heating period: 41 weeks, 7 days/week, 11 hours/day?
Calculate seconds in heating period: 41 weeks, 7 days/week, 11 hours/day?
11,365,200 seconds
To convert joules to kilojoules in energy calculations, what operation is performed?
To convert joules to kilojoules in energy calculations, what operation is performed?
Divide by 1000
What formula calculates fuel volume required?
What formula calculates fuel volume required?
Total energy ÷ calorific value
Elemental method: max combined opening area as percentage of floor area?
Elemental method: max combined opening area as percentage of floor area?
30%
When is the overall heat loss method primarily used?
When is the overall heat loss method primarily used?
New buildings and extensions
What is maximum U-value for area/volume ratio of 0.7?
What is maximum U-value for area/volume ratio of 0.7?
0.51
Which is NOT listed as a primary heat gain source?
Which is NOT listed as a primary heat gain source?
Wind turbines
Which glazing direction maximises beneficial solar heat gain?
Which glazing direction maximises beneficial solar heat gain?
South-facing
What % heat gain does standard glass provide?
What % heat gain does standard glass provide?
81%
How does building compactness affect permitted U-values?
How does building compactness affect permitted U-values?
More compact allows higher U-values