A steam pipe is to transport 200 lbm/s of steam at 200 psia and 600°F. Calculate the minimum diameter this pipe can have so that the steam velocity does not exceed 59 ft/s.

Q: A rigid tank containing 0.4 m of air at 400 kPa and 30oC is connected by a valve to a piston…

A: Given  Volume, V1 =0.4m3 Pressure, P1 = 400 kPa               P2 = 200 kPaFind  Heat transfer, Q

Q: A 5 kg/s air enters a device with an initial pressure of 750 kPa, initial velocity of 65 m/s and…

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Q: A pneumatic (air charged) lifting device is shown in the figure, which consists of a piston-cylinder…

A: First law of thermodynamics  First law of thermodynamics says that energy can not be created nor be…

Q: Steam is accelerated by a nozzle at a steady mass flow rate of 2 kg/s. If the steam at the nozzle…

A: The given information in the problem is shown in the following attached image:

Q: Saturated liquid refrigerant 134a at 900 kPa is throttled to a pressure of 200 kPa. What is the…

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Q: Refrigerant-134a enters a compressor at 180 kPa as a saturated vapor with a flow rate of 0.35 m³/min…

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Q: A household radiator has an inlet temperature of 73.2 oC and an outlet temperature of 42.5 oC. The…

A: Given, Initial Temperature (T1 ) = 73.2°C+273 = 346.2 K FInal Temperature (T2 )= 42.5°C + 273 =…

Q: Air enters a 28-cm diameter pipe steadily at 200 kPa and 20C with a velocity of 5 m/s. Air is heated…

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Q: A 1 lbm/s fluid enters a machine at 170 m/s, 800 kPa, and with a specific volume of 0.3 m³/kg. The…

A: Solution - Given data -mass flow rate m =1 lbm/s =0.453 kg/sv1 =170 m/sv2 =330 m/sp1 =800 kPap2 =138…

Q: Water enters the constant 120-mm inside-diameter tubes of a boiler at 7 MPa and 65°C and leaves the…

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Q: A cooling tower is a device that cools a spray of water by passing it through a stream of air. If 15…

A: Tdb1=T1=30oc Twb1=T2=20oc Patm=P1=P2=90 Kpa   To find: The partial vapor pressure of entering…

Q: A fluid enters a machine at 10200 m/min. 800000Pa, and with density of 3.333 kg/m3. The radiation…

A: This problem is related to fluid mechanics. Fluid mechanics is the subject of mechanical engineering…

Q: A pump increases the water pressure from 8 kPa at the inlet to 700 kPa at the outlet. Water enters…

A: Given:m=1.855 Kg/sd2=2.714 cmP2=700 KPa

Q: a) Draw the process on the PV diagram and explain the changes of pressure and volume durin the…

A: Pneumatic: The pneumatic is the system in which the pressurized air used for the applications. The…

Q: Air with an initial density of 1.285 kg/m³ is passed through a compressor with an inlet diameter of…

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Q: Determine the ratio of work steady flow for isobaric process to the work steady flow for polytropic…

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Q: A cylinder fitted with a piston has a volume 0.1 m^3 and contains 0.5 kg of steam at 500 kPa. How…

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Q: A pump increases the water pressure from 8 kPa at the inlet to 700 kPa at the outlet. Water enters…

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Q: Air enters a compressor with a pressure of 14.5 psia, a temperature of 80°F, and a volumetric flow…

A: Given data: The inlet pressure of the compressor, P1= 14.5 psia The inlet temperature of the…

Q: Solar thermal water heater is feeding a water tank of 0.32 m. The final temperature is maintained at…

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Q: Helium (R=0.4968 BTU/lbm-R) is compressed isothermally from 14.7 psią and 68°F. The compressed…

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Q: A piston cylinder contains 1.25 kg water at 25°C with a constant load on the piston such that the…

A: Given data:-Initial mass,m1=1.25kgInitial temperature, T1=25°C=298KPressure, P=300kPaFinal mass,…

Q: Volume of the tank capacity of 1500 kg is used for the cooling process. The product temperature in…

A: Givenm=1500kgT1=85oCT2=45oCQ=15m3/hr

Q: At a flow rate of .5000 m3 / h, saturated air at a temperature of 2 ° C is heated sensibly up to a…

A: flow rate , Q=5000 m3/hr or 1.389 m3/secdensity of saturated air, ρ=0.00485…

Q: A piston cylinder device is fitted with stops at the top. Initially.5lbs of R-134a is in the tank at…

A: Given: The mass of refrigerant, m = 5 lbs The initial temperature of the tank, T1 = 80 F = 26.66°C…

Q: Steam enters a nozzle at 400°C and 700 kPa with a velocity of 10 m/s, and leaves at 320°C and 150…

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Q: Steam is used to heat a cylindrical open tank of water until it boils, after which a proportion of…

A: (a) Heating medium is saturated steam at 5 bar      Temp. of the heating coil is the saturation…

Q: Air enters an electric furnace at 100 KPa and 28°C with a volume flow rate of 22 m3/min. At the exit…

A: Given data: P1=100 kPaT1=28°C=301 KQ˙=22 m3/min=0.3667 m3/sV1=3.7 m/sd1=d2=16 cmd3=0.3 m Need to…

Q: Helium at 14.7 psia is compressed at a constant temperature of and 68 degrees Fahrenheit. Calculate…

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Q: A cooling device removes the heat in the amount of 2368 J/s from the cooled environment at -2°C and…

A: Given ,  T_L= -2 degree Celsius  Q_in = 2368 w  T_H = 28 degree Celsius

Q: The water vapor that is 3.00 MPa and 540°C goes through a pipe with a 0.40 m^2 cross sectional area…

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Q: n a place where the outdoor air temperature is 30°C, the air is compressed from its current…

A: Given , Inlet air temperature , T1 = 30 C = 303 K Outlet pressure , P2 = 800 KPa Flow rate of air ,…

Q: In a boiler of a steam power plant the incoming water is heated to steam by hot gas flowing around…

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Q: The cooling system given in the figure is fed with water at a flow rate of 15 g /s and a temperature…

A: Given: T1 = 80°C m˙ = 15 g/s V = 300 cm3 Q = 500 cal/s

Q: Air at 70 kPa, 27°C, and 220 m/s enters a diffuser at a rate of 2.5 kg/s and leaves at 42°C. The…

A: Given       Mass flow rate, m =2.5 kg/s       Entry velocity, v1 = 220 m/s        Area, A = 400 cm2…

Q: A pump increases the water pressure from 7 kPa at the inlet to 800 kPa at the outlet. Water enters…

A: Given data: The water pressure at the inlet is P1= 7 kPa, The water pressure at the inlet is P2=800…

Q: A diffuser operating within a jet engine receives air at 230 K and 35 kPa with a velocity of 240…

A: Given data:T1 = 230 KP1 = 35 kPaV1 = 260 m/sV2= 0 m/sAssumption: Steady flow process, adiabatic (no…

Q: velocity and exits at 1 MPa and 347°C with a velocity of 90 m/s. The compressor is cooled at a rate…

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Q: Steam enters a nozzle at 600 °C and 1200 kPa with a velocity of 13 m/s and leaves at 400 °C and 600…

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Q: There is a washer consisting of a hose connected to a nozzle in the end. The water in it is supplied…

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Q: The water vapor that is at 3.00 MPa and 540°C goes through a pipe with a 0.40 m^2 cross sectional…

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Q: The refrigerant R-134a enters the compressor of a refrigeration machine at a pressure of 140kPa and…

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