122) The freezing point of carbon dioxide is equal to boiling point of R-12.
Answer is:
Incorrect
Related Heat Transfer Refrigeration and Air Conditioning MCQ with Answers
Answer is:
superheated vapour
Answer is:
all of the above
Explanation:
Thermal conductivity of a material may be defined as the
* quantity of heat flowing in one second through a slab of the material of area 1 cm2 and thickness 1 cm when its faces differ in temperature by 1 Degree Centigrade
* quantity of heat flowing in one second through one cm of material when opposite faces are maintained at a temperature difference of 1 Degree Centigrade
* heat conducted in unit time across unit area through unit thickness when a temperature difference of unity is maintained between opposite faces