Mechanical Engineering - Heat Transfer, Refrigeration and Air Conditioning

26.
Planck's law holds good for all coloured bodies.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.

27.
In mechanical refrigeration system, the refrigerant has the maximum temperature
in evaporator
before expansion valve
between compressor and condenser
between condenser and evaporator
Answer: Option
Explanation:
No answer description is available. Let's discuss.

28.
The capacity of a domestic refrigerator is in the range of
0.1 to 0.3 TR
1 to 3 TR
3 to 5 TR
5 to 7 TR
Answer: Option
Explanation:
No answer description is available. Let's discuss.

29.
The condition of refrigerant after passing through the condenser in a vapour compression system is
saturated liquid
wet vapour
dry saturated vapour
superheated vapour
Answer: Option
Explanation:
No answer description is available. Let's discuss.

30.
The leakage in a refrigeration system using freon is detected by
halide torch
sulphur sticks
soap and water
all of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.