Moist air at DBT = 300C and WBT = 250C enters a cooling coil and exit from it at saturation state with DBT = 150C. If the air is supplied to the coil at 2 m3/s a) determine all the properties of the air at inlet and outlet. b) The sensible heat that has been removed by the cooling coil. c) The amount of moisture that has been removed from the air by the cooling coil

Q: Air Initially at 14.7 psia and 80 deg. F is heated in a constant volume non-flow process until the…

A: Given data: P1=14.7 psiaT1=80°CT2=1500°FV3=3V1 Need to determine the heat added at constant volume…

Q: Saturated water vapor at 110 ºC enters an adiabatic diffuser at a speed of 220 m/s. At the outlet,…

A: Given: Speed at the inlet to the diffuser→V1=220 m/s Temperature of saturated water vapor→T1=110°C…

Q: Vortex tube simple modeling [1] A vortex tube takes in high-pressure air at 650 kPa and 305 K, and…

A: sub-part (a): To determine the temperature at the cold end, we can use the conservation of energy…

Q: In a house, room temperatures are desired to be kept constant at 21 ° C. For this purpose, the…

A: Given data: Room temperature is kept constant at T∞=21 °C=294 K, where the heat is added from…

Q: Steam expands in a steam turbine steadily at a rate of 32,000 kg/h, that enters the turbine at 7…

A:

Q: Q1: Air enters a cooler coil at a state of 32 C dry-bulb, 20.7 °C wet-bulb and leaves at 11°C…

A: The properties of air at the entry of cooler coil,Dry bulb temperature,  tdb1 = 32 °CWet bulb…

Q: Refrigerant 134a inside an insulated piston-cylinder assembly initially occupies 0.017 m at 0.6 MPa,…

A: Given data:- P1=0.6 Mpa                      T1 =40°C                      P2= 300Kpa

Q: ammonia vapor is compressed in a close system from 15 psia,3 cu ft to 150psia,0.4cu ft. according to…

A:

Q: QUESTION 2 a) Air at 80 kPa and 130°C enters a diffuser steadily at a rate of 1.8 kg/s and leaves at…

A:

Q: 8. If 1215 Jof heat was put into the gas during state a-b, how many of those joules went to internal…

A: Given in Question 8: Heat added=1215 J Given in Question 9: mass of water, m=1 kg specific heat of…

Q: Find the following: a.Steam temperature in degree celsius b.entropy of steam at the turbine in exit…

A: Given: Power developed by steam turbine: →P=200 MW Temperature of the condenser →Tc=46°C=319.15 K…

Q: 3 kg of soup at 90°C is cooled down with 2 kg of water at 5°C.  cp of the water is 4180 J/Kg*K and…

A:

Q: b. One thousand cfm of outdoor air enters a building in Riyadh on very cold day. The indoor air…

A: given; mass(m)=1000cfmdry bulb temperature (db)=720FRh=40%outdoor RH=99.6%loss of latent heat(LH)=??

Q: Refrigerant R-134a at 200 kPa and 90 ⁰C enters an adiabatic diffuser steadily with a velocity of 600…

A: Fluid= R134aInlet condition of R134a, P1=200 kPa, T1=90oC, V1=600 m/sExit condition of R134a, P2=10…

Q: Three kg of steam has an initial enthalpy of 7200kJ at0.145 Mpa. Isentropic compression gives a…

A: Given data as per question Enthalpy=7200 kjMass of steam =3 kgspecific enthalpy=72003=2400…

Q: Determine on the figure (T-v) what phase the water is in the boiler under the given conditions?…

A: Water in general can exits different phases as subcooled liquid, saturated liquid, saturated wet…

Q: A valve to a solid tank with a volume of 0.5 m3, initially hollow, well insulated The steam line at…

A:

Q: a) The exit velocity b) The inlet to exit area ratio c) The inlet exit density ratio

A: Given that: Refrigerant R134a is flowing inside the diffuser. The diffuser is adiabatic, hence net…

Q: Helium condenses. 120kpa , 310 k then 700 kpa , 430 k Heat is dissipated with 20 kj/kg . Kinetic…

A:

Q: Steam with a pressure of 6 MPa and a temperature of 400oC is created in a boiler at a flow rate of…

A:

Q: Steam of 6 MPa and 400-C produced in a boiler at a flow rate of 0.aa6 m³/sec is passed through a…

A: Given:  Boiler pressure, P1 = 6 MPa The Boiler temperature, T1 = 400oC The flow rate, Q = 0.046 m3/s…

Q: a) Certain type of motor is used to drive a compressor so that 100 ķPa, 280 K of air is compressed…

A:

Q: from these states to a pressure of 6.5 bar. Calculate the power required for drivir the compressor…

A: Given data;     P1=1 bar=100 KN/m2t1=170CT1=17+273=300 KV1=15  m3/minP2=6.5 bar=650 KN/m2 as per…

Q: spectively, which of the following is the energy obtained

A: Option(A) is correct

Q: A well-insulated rigid tank contains 5kg saturated liquid vapor mixture water with a dryness degree…

A: →Assume the tank is stationary  and thus the kinetic…

Q: 2. Air enters the evaporator of the air conditioning unit at 100 kPa, 27 °C and the volume flow rate…

A: The refrigerant in the evaporator will gain heat from the air and due to phase change during the…

Q: Problem-1: Water steam flows steadily through an adiabatic turbine. The inlet conditions of the…

A: we have P1=4Mpa =4 x 106 PaT1=500°Cm=12kg/sP2=30 kpan=92% =0.92we have to find,(a) White balanced…

Q: Saturated liquid R 134a with a flow rate of 0.05 kg / s at a temperature of 50 ° C is reduced to 200…

A: Given data: Mass flow rate of refrigerant, m˙=0.05 kg/s State 1: Saturated liquid at Tsat=50°C. From…

Q: 3. Show the step-by-step solutions, diagrams, and use the steam table: a. What is the quality of…

A:

Q: 3. A gas initially at 15 psia and 2 ft3 undergoes a process to 80 psia and 0.5 ft3, during which the…

A:

Q: A rigid container, perfectly insulated against heat, is divided into two compartments by a curtain.…

A: Solution:

Q: 7. Consider heating 2 moles of steam from 1000 kPa and 200 °C to 500 °C at constant pressure.…

A: Given data: The number of moles of steam is n = 2 moles. The pressure of the steam is P = 1000 kPa.…

Q: Refrigerant R-134a at 200 kPa and 50 ⁰C enters an adiabatic diffuser steadily with a velocity of 140…

A:

Q: Q/A piston'cylinder arrangement, contains CO2 at 200 kPa, 350°C. The 40-kg piston has a diameter of…

A: When the piston is against the stops then given values are P1=200kPa ,T1=350°C=623K, Patm=100kPa,…

Q: 4. Steam flows through a turbine. The inlet conditions are 4 MPa and 500°C. The exit conditions are…

A:

Q: An insulated mixer takes in a 1st stream of air at 1139.54 K with mass flow rate of 1 kg/s and a 2nd…

A: Given:-T1=1139.54 KT2=384.599 KT3=635.426 Km1=1 kg/sTo find:-m2

Q: A compressor plant compresses 10 m of free air every minute to 10 bar gauge with a thermodynamic…

A: (a) The power required for this process if it were done ideally, W.in,ideal=55.147 kW. (b) The power…