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BPI Test a questions and answers already solved 2024
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BPI Test a questions and answers already solved 2024
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BPI TestEnergy and matter move - correct answer ✔from high concentrations to low
concentrations.
Hot moves to - correct answer ✔cold.
High pressure moves to - correct answer ✔low pressure.
Wet moves to - correct answer ✔dry.
Energy - correct answer ✔The ability to bring about change or to do work.
BTU - correct answer ✔Amount of heat required to change 1 lb of water 1
degree F.
1 gallon #2 fuel oil - correct answer ✔139,000 BTU
1 therm of natural gas - correct answer ✔100,000 BTU
1 kW of electricity - correct answer ✔3,412 BTU
Bimetal - correct answer ✔Uses different rates of expansion/contraction of 2
different metals fused together.
🔺T - correct answer ✔Difference in temperature from one place to another.
, Conduction - correct answer ✔Heat flow from molecule to molecule in a
solid.
Convection - correct answer ✔Heat flow by movement of fluids (liquids and
gasses).
Radiation - correct answer ✔Heat flow across an empty space.
Thermal Bridging - correct answer ✔Rapid flow of heat, by conduction,
through a highly conductive material in a building assembly.
R - correct answer ✔Resistance to heat flow.
U - correct answer ✔Amount of heat (in BTU's) that transmits through 1 sq ft
of material, or building assembly, in 1 hour when there is a 1 degree
temperature difference between the 2 sides.
Heat Transmission Formula - correct answer ✔q = U • A • 🔺T
U - correct answer ✔Amount of heat a material or assembly allows to flow.
Solar gains depend on - correct answer ✔home's compass orientation.
Most energy efficient orientation is - correct answer ✔East-West of the long
wall.
Heating Load - correct answer ✔Amount of heat a heating system must
produce to make up for heat loss.
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