Air at dry ball temperature 90 ° C and RH 8% is passed over the cooling coil so that the air dry ball temperature becomes 45 ° C. How much heat is released from the air in the process? = (kJ / kg)

Q: Nitrogen gas has a heat capacity of 20.8 and 29.1 J/mol-C at constant volume and constant pressure…

A: Given Data: Specific heat capacity of N2 at constant Volume;Cv=20.8 J/mol °CSpecific heat capacity…

Q: I at 351 v.v42L i) Calculate the temperature distribution at the middle and rate of heat floe at the…

A: Given,

Q: A cooling coil of 1.0 ft of 304 stainless steel tubing having an inside diameter of 0.25 in. and an…

A: given that Inside dia Di = 0.25 in Outside dia Do = 0.40 in  L = 1 ft  Ti = 40 °F  To = 80 °F…

Q: A certain material has a thickness of 4 cm and its thermal conductivity is 0.04 W / m.oC. At a…

A: The heat flow rate at the given distances from the material is to be calculated.

Q: 1-65 An aluminum pan whose thermal conductivity is 237 W/m °C has a flat bottom with diameter 20 cm…

A: given = Q = 800 W d = 20 cm = 20*10-2 m2 L = 0.4 cm = 0.4*10-2 m2 wkt Q = KA(T1-T2)L

Q: The energy transfer between the hot fluid and cold fluids is brought about by their complete…

A: We have to answer which type of heat exchanger is used where the hold and cold fluid is direct…

Q: A long circular cylinder is encased and centered in a long square cylinder of concrete (k 1.2 W/m·K)…

A: Given , Thermal conductivity,k=1.2W/mKTemperature of cylinder,T1=200°C=473KTemperature of…

Q: A spherical object at 10 °C was taken into a bath at 60 °C. The core temperature-time values ​​of…

A: Answer: Initial temperature of the spherical object, T0 = 10°C = 283 K Bath temperature, T∞ = 60°C =…

Q: 19.4 The fuel plates in a nuclear reactor are 4 ft long and stacked with a 1/2-in gap between them.…

A:

Q: Water available at 24 C is heated by a heating element having 30 mm outside diameter and 0.4 m…

A: Cp=4180J/kg.∘C k=0.64W/m∘C density(r)=988kg/m3 μ=0.55×10-3N-S/m2 Ts=80∘C length=0.4m do=30mm=0.03m…

Q: 8. For polytropic process the heat and work can not cross the boundary of the system * False True

A: Given, Concept of Polytropic Process Find,  For polytropic process the heat and work cannot cross…

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: A round tube (ID = 60mm, OD = 80mm) carrying liquid ammonia has a constant surface temperature of…

A: Given, Density of air, ρ = 1.225 kg/m3 Inner diameter of the insulation, D = 80 mm +2×8 mm= 96×1…

Q: Problem 2. In cement production the intermediate product which leaves the cement kiln is called…

A: Given that T∞=25 CTi=300 Ch =200 wm2kk=2 wmkTf =50 C

Q: Calculate the latent heat of condensation for water at 8 MPa. Compare with values from steam table.

A: Given data: Pressure = 8 Mpa Calculate the latent heat of condensation for water.

Q: Liquid food is heated in a tubular heat exchanger. The inner pipe wall temperature is 110 ° C. The…

A:

Q: A large plate of aluminum alloy 2024-t6 5.0 cm thick at a temperature of 250°C is exposed to a…

A: The characteristic length is obtained from the ratio of volume and area. The length is obtained in…

Q: A saucepan 30 cm in diameter is placed on the stove. The pot is made of stainless plate (k = 15 W /…

A: Given: diameter of saucepan d = 0.3 m          Area = A = π4×d2= π4×0.32                       A =…

Q: Consider that an iron is forgotten to be open throughout two days while its surface temperature is…

A: As given heat transfer is taking from iron to air ,it is a convection mode of heat transfer.…

Q: er, 4 mm thick, k-120 W/m. C disc is welded to 10 (heater). The system is exposed to air at 20 °C,…

A:

Q: 1-102 A 1.4-m-long, 0.2-cm-diameter electrical wire extends across a room that is maintained at…

A: Given  1.4 m long and 0 2 cm Diameter electric wire Room temperature  = 20oC Surface temperature of…

Q: Material Density Specific Latent Heat Latent Heat Thermal of Fusion, of Нeat kgK. Conductivity W…

A: Considered a heater blanket of 2000 W having a negligible thickness and the heat is the transfer…

Q: The exhaust duct from a heater has an inside diameter of 114.3 mm with ceramic walls 6.4 mm thick.…

A:

Q: A thick cylindrical pipe with length of 1 m and an inner diameter of 20 mm and an outer diameter of…

A:

Distillation

Distillation is a process/technique to separate more volatile components from less volatile components using the principle of relative volatility. In chemical engineering, distillation is one of the most common and important topics that is involved in almost every industry and process.