Mechanical Engineering - Heat Transfer, Refrigeration and Air Conditioning

11.
The superheated vapour region, in a pressure enthalpy chart, is represented by the space
to the left of saturated liquid line
to the right of saturated liquid line
between the saturated liquid line and saturated vapour line
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.

12.
The minimum temperature to which water can be cooled in a cooling tower is
dew point temperature of air
wet bulb temperature of air
dry bulb temperature of air
ambient air temperature
Answer: Option
Explanation:
No answer description is available. Let's discuss.

13.
The index which corelates the combined effects of air temperature, relative humidity and air velocity on the human body, is known as
mean radiant temperature
effective temperature
dew point temperature
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.

14.
The ratio of Nusselt number and the product of Reynold's number and Prandtl number is equal to
Stanton number
Biot number
Peclet number
Grashoff number
Answer: Option
Explanation:
No answer description is available. Let's discuss.

15.
The alignment circle is marked on the psychrometric chart at
20°C DBT and 50% RH
26°C DBT and 50% RH
20°C DBT and 60% RH
26°C DBT and 60% RH
Answer: Option
Explanation:
No answer description is available. Let's discuss.