1. The freezing point of R-12 is
2. The alignment circle is marked on the psychrometric chart at
3. Thermal conductivity of a material may be defined as the
4. The index which corelates the combined effects of air temperature, relative humidity and air velocity on the human body, is known as
5. The capillary tube is not used in large capacity refrigeration systems because
6. Reynolds number is the ratio of
7. The condition of refrigerant after passing through the expansion or throttle valve, in a vapour compression system is
8. The radiation emitted by a black body is known as
9. The ratio of Nusselt number and the product of Reynold’s number and Prandtl number is equal to
10. A good refrigerant should have
Question 1 of 10