liquid pump

generator

absorber and generator

absorber, generator and liquid pump

ammonia

carbon dioxide

sulphur dioxide

R-12

lithium bromide is used as a refrigerant and water as an absorbent

water is used as a refrigerant and lithium bromide as an absorbent

ammonia is used as a refrigerant and lithium bromide as an absorbent

none of the above

low

high

zero

none of these

the better insulation must be put inside

the better insulation must be put outside

one could place either insulation on either side

one should take into account the steam temperature before deciding as to which insulation is put where