A.Feed water heaters
B.Alcohol condensers
C.Air to heavy tars
D.Air condensers
Related Mcqs:
- In which of the following heat exchange process, the value of overall heat transfer coefficient will be highest?
- A dimensionless heat transfer coefficient which gives a measure of the ratio of the heat transfer rate to the rate at which heat would be conducted within the fluid under a temperature gradient is known as
- The ratio of heat transfer coefficient to the flow of heat per unit temperature rise due to the velocity of the fluid is known as
- A liquid flowing through a tube is turbulent. In which case will the maximum change in heat transfer coefficient occur?
- A liquid to liquid counterflow heat exchanger is used to heat cold fluid from 50?C to 150?C. Assuming that the hot fluid enters at 250?C and leaves at 200?C, the log mean temperature difference for the heat exchanger will be closer to
- At Rs. X per kWh how much will it cost to maintain a temperature of 35?C for 24 hours in a box 0.5 m square on each side if the outside temperature is 20?C and the overall heat transfer coefficient for the box is 0.6 W/(m2 K)
- Which of the following is most viscous fluid?
- Which of the following is usually not used as the heat exchange fluid in a flat-plate solar collector?
- When a fluid is passed in steady, flow through a porous plug in a duct under such conditions that heat transfer, kinetic energy change and potential change is negligible, the process is called
- Least value of specific heat
