Thermal Comfort and Heat Transfer Quiz

Which of the following is NOT a mechanism of heat transfer?

• Conduction

• Radiation

• Insulation

• Convection

What is the primary factor affecting thermal comfort in a building?

• The colour of the walls

• The type of flooring

• Air temperature

• The number of windows

Which of the following materials typically has the lowest U-value, indicating better insulation?

• Single-glazed glass

• Double-glazed glass

• Brick wall

• Insulated cavity wall

Calculate the U-value for a wall with a thermal resistance of 2.5 m²K/W.

• 0.4 W/m²K

• 0.5 W/m²K

• 0.6 W/m²K

• 0.7 W/m²K

Which of the following is a principle of thermal efficiency in sustainable building design?

• Maximising window size

• Minimising insulation

• Reducing thermal bridging

• Increasing ceiling height

What is the role of convection in heat transfer?

• Transfer of heat through direct contact

• Transfer of heat through electromagnetic waves

• Transfer of heat through fluid movement

• Transfer of heat through vacuum

Which factor is NOT typically considered when assessing thermal comfort?

• Humidity

• Air velocity

• Noise level

• Clothing insulation

If a building material has a U-value of 1.2 W/m²K, what does this indicate about its insulating properties?

• Excellent insulation

• Good insulation

• Poor insulation

• No insulation

Which of the following strategies can improve energy efficiency in buildings?

• Using incandescent light bulbs

• Installing solar panels

• Increasing the number of doors

• Reducing wall thickness

What is the effect of increasing the thickness of insulation in a wall on its U-value?

• Increases the U-value

• Decreases the U-value

• No effect on the U-value

• Doubles the U-value