2
F-Gas Questions with accurate detailed answers
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What is the SI unit for temperature? - ✔✔Kelvin (K)
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What is cubic metres shown as? - ✔✔M^3
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What is the SI derived unit for density? - ✔✔kg/m^3
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Using air as a baseline to compare gases is best described as? - ✔✔Relative density
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Because solder is a mix of tin & silver, it is best described as? - ✔✔An alloy metal
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Which refrigerant is subject to controls because of EC regulations 2037/2000? - ✔✔R22
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What type of refrigerant is being phased out because of the Montreal protocol? - ✔✔HCFC
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(R22)
The chemical component of refrigerants which damage the ozone layer is? - ✔✔Chlorine
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Which safety class is R134a in? - ✔✔A1
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Refrigerant blends which have more than one saturation temperature at any given pressure
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are described as? - ✔✔Zeotropic
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Which refrigerant has the highest direct global warming impact? - ✔✔R404a
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, 2
Which international agreement concerned the control of greenhouse gases? - ✔✔Kyoto
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protocol
What contributes to direct global warming? - ✔✔Refrigerant leakage
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What refrigerant has the lowest ozone depleting potential? - ✔✔R717 (ammonia)
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What is the SI base unit for current? - ✔✔Ampere (A)
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What is the SI base unit of measurement for luminous intensity? - ✔✔Candela
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What is a basic description of temperature? - ✔✔The amount of energy contained
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What happens to molecules at absolute 0? - ✔✔They are motionless
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A condensing temperature of 62•C has what value when expressed as an absolute
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temperature? - ✔✔335K || ||
Which law states that energy cannot be created or destroyed, but only converted? -
|| || || || || || || || || || || || || ||
✔✔First law of thermodynamics
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Which law describes ice melting in a glass of water? - ✔✔Second law of thermodynamics
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The heat of the sun travels by which process? - ✔✔Radiation
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What is the SI unit for energy? - ✔✔Joule (J)
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F-Gas Questions with accurate detailed answers
|| || || || ||
What is the SI unit for temperature? - ✔✔Kelvin (K)
|| || || || || || || || ||
What is cubic metres shown as? - ✔✔M^3
|| || || || || || ||
What is the SI derived unit for density? - ✔✔kg/m^3
|| || || || || || || || ||
Using air as a baseline to compare gases is best described as? - ✔✔Relative density
|| || || || || || || || || || || || || ||
Because solder is a mix of tin & silver, it is best described as? - ✔✔An alloy metal
|| || || || || || || || || || || || || || || || ||
Which refrigerant is subject to controls because of EC regulations 2037/2000? - ✔✔R22
|| || || || || || || || || || || ||
What type of refrigerant is being phased out because of the Montreal protocol? - ✔✔HCFC
|| || || || || || || || || || || || || || ||
(R22)
The chemical component of refrigerants which damage the ozone layer is? - ✔✔Chlorine
|| || || || || || || || || || || ||
Which safety class is R134a in? - ✔✔A1
|| || || || || || ||
Refrigerant blends which have more than one saturation temperature at any given pressure
|| || || || || || || || || || || || ||
are described as? - ✔✔Zeotropic
|| || || ||
Which refrigerant has the highest direct global warming impact? - ✔✔R404a
|| || || || || || || || || ||
, 2
Which international agreement concerned the control of greenhouse gases? - ✔✔Kyoto
|| || || || || || || || || || ||
protocol
What contributes to direct global warming? - ✔✔Refrigerant leakage
|| || || || || || || ||
What refrigerant has the lowest ozone depleting potential? - ✔✔R717 (ammonia)
|| || || || || || || || || ||
What is the SI base unit for current? - ✔✔Ampere (A)
|| || || || || || || || || ||
What is the SI base unit of measurement for luminous intensity? - ✔✔Candela
|| || || || || || || || || || || ||
What is a basic description of temperature? - ✔✔The amount of energy contained
|| || || || || || || || || || || ||
What happens to molecules at absolute 0? - ✔✔They are motionless
|| || || || || || || || || ||
A condensing temperature of 62•C has what value when expressed as an absolute
|| || || || || || || || || || || || ||
temperature? - ✔✔335K || ||
Which law states that energy cannot be created or destroyed, but only converted? -
|| || || || || || || || || || || || || ||
✔✔First law of thermodynamics
|| || ||
Which law describes ice melting in a glass of water? - ✔✔Second law of thermodynamics
|| || || || || || || || || || || || || ||
The heat of the sun travels by which process? - ✔✔Radiation
|| || || || || || || || || ||
What is the SI unit for energy? - ✔✔Joule (J)
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