1. Baffles in the shell side of a shell and tube heat exchange a.Forcethe liquid to flow parallel to the bank b.increase the shell side heat transfer coefficient c.decrease the shell side heat transfer coefficient d.increase the cross-section of the shell side liquid

Q: In general, why should the operating pressure be high and the operating temperature be low for an…

A: The reason for the high pressure and low temperature for the absorption process is to be mentioned…

Q: 5) What is the difference between natural convection and forced convection? 6) What is the reason of…

A: (5) Natural convection, also known as free convection, is a mass and heat transfer process in which…

Q: For multicomponent distillation,under what conditions is the pinch point located at the…

A: The condition at which pinch point is located at the location of feed is to be mentioned.

Q: 4.2-2. Heat Removal of a Cooling Coil. A coòling coil of 1.0 ft of 304 stainless steel tubing having…

A: Answer: 4.2.3 Length of the cooling coil, L = 1.0 ft = 0.3048 m 308 stainless steel tubing is used.…

Q: 2) Three materials are connected as the following figure. The heat conductivity coefficient of…

A:

Q: The purpose of maintaining vacuum in evaporator is to O a. Reduce in concentration O b. Reduce in…

A: Evaporation is a heat transfer process and evaporators are used to concentrate different types of…

Q: Estimate the temperature gradient at the surface by convection over a surface of 7.8m2 area if the…

A: The temperature gradient at the surface is to be calculated.

Q: A polished stainless steel surface is electrically heated form the bottom to boil water at…

A: Material = Polished stainless steelPressure, Temperature,

Q: Viscosity varies with temperature according to which of the graphs below?

A: How does viscosity vary with temperature?

Q: Thermocouple

A:

Q: Given: Fin width: 90 mm Fin length: 45 mm Fin thickness: 5 mm Thermal conductivity of fin material:…

A: The heat transfer through a rectangular fin is given as follows: qfin = hPkA(To-T∞)×tanh (mL)…

Q: Pin fins are provided to increase the heat transfer rate from a hot surface. Two arrangements are…

A: Hi and thanks for the question. Since you have not mentioned whether the pin fin is insulted or…

Q: On the same graph paper show how the heat flow during a DSC analysis and the elastic modulus of a…

A: DSC analysis is differential scanning calorimetry analysis. It is used to measure the effect of heat…

Q: A steam pipe having inside diameter 155mm, thickness 7mm is covered with 2 layers of insulation of…

A:

Q: Calculate the natural convection heat transfer coefficient for a vertical stainless pipe, 100 mm…

A: Given, Diameter of pipe, D = 100 mm×1 m1000 mm    = 0.10 m temperature on outside surface of pipe,…

Q: Estimate the convective heat-transfer coefficient on the outside of oranges (external diameter = 5…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: The condensing vapour is usually placed side of Shell and tube heat exchanger.

A: Given: Condensing vapor is placed in which side of STHE?

Q: Derive a heat rate expression for the following geometry. Assume there is a poor contact at the…

A:

Q: One side of a copper block 4 cm thick is maintained at 175◦C. The other side is covered with a layer…

A: Given: Thickness of the copper block, tC = 4 cm = 0.04 m Thickness of the fiberglass, tF = 1.5 cm =…

Q: Heat transfer rate described by Fourier's law decrease, if the........... Increases a. Thermal…

A: Heat transfer is described by Fourier's law of conduction. The law states that the heat flux is…

Q: Estimate the natural convection heat transfer coefficient of the horizontal pipe. The outer surface…

A:

Q: Explain how does thermal conductivity of solid,liquid depend upon the temperatures .

A:

Q: Temperature difference is not the driving force for heat transfer. O yes O No

A: heat transfer is the change in thermal energy by difference in temperature of two body let say…

Q: QI/For flow over a flat plate with an extremely rough surface, convection heat transfer effects are…

A:

Q: Q3: A 1-mm-thick copper plate (k 386 W/m C) is sandwiched between two 2-mm-thick epoxy boards (k…

A: Given data are as shown below:K = 386 W/m*c for copper plateK = 0.26 W/m*c for epoxy boardsarea =…

Q: Calculate the overall heat transfer coefficient of the steel pipe based on the inner surface. The…

A: Given that, The inner diameter of the pipe Di = 12.7 cm = 0.127 m The thickness of the pipe t = 2.4…

Q: Sketch the (220) plane for CaF2

A: x y z INDICES 2 2 0 RECIPROCAL  1/2 1/2 1/0 INTERCEPT 1/2 1/2 ∞

Q: Given: Fin length: 45 mm Fin width: 90 mm Fin thickness: 5 mm Thermal conductivity of fin material:…

A: Given: Fin length: 45 mm Fin width: 90 mm Fin thickness: 5 mm Thermal conductivity of fin material:…

Q: In the film adjacent to the wall where a liquid is flowing is where most of the resistance to mass…

A: Considering the film adjacent to the wall, where the liquid film is flowing. Assuming simultaneous…

Q: 3-Find the total thermal resistance from the series and parallel compo=

A: It is required to calculate the total thermal resistance from the series and parallel composite wall

Q: mm diameter glass tube is inserted into an open glass of water (contact angle between the tube and…

A:

Q: A solid 0.6-in.-diameter cold-rolled steel rod is pinned to fixed supports at A and B. The length of…

A: Given data: Diameter of rod = 0.6 in Length of rod = 22 in Elastic modulus = 29000 ksi Coefficient…

Q: Explain analogy between heat and momentum transfer

A: The most widely accepted analogy between Heat, mass and momentum transfer is Chilton-Colburn…

Q: 1. The surface temperature of the electronic chip shown below is 75 °C and it is surrounded by…

A: Given, The surface temperature of the electronic chip, Ts = 75°C The temperature of air, Ta = 25°C…

Q: Estimate the natural convection heat transfer coefficient of the horizontal pipe. The outer surface…

A: Outer surface temperature of the horizontal pipe, TS = 120°C =393 K Ambient air temperature, TA =…

Q: Estimate the natural convection heat transfer coefficient of the horizontal pipe. The outer surface…

A: For heat transfer from a horizontal pipe by convection process, the correlation given by Churchill…