The enthalpy of air is increased by 139.586 BT/lb in a compressor. The rate of air flow is 16.42 lb/min. The work done tot he compressor is 58.2 hp. What value most nearly equals the heat loss from the compressor in KW?

Q: Helium at 660 K expands in a turbine to 369 K during which 84 kJ/kg of heat was lost to the…

A: Guven data :-  Helium gas  T1 = 660 k  T2 = 369 k  Q = 84 KJ/Kg Pressure = 6.0  Find :-  Actual…

Q: For a rigid tank with a volume of  contains air at  , . The tank is heated to   ,  . The specific…

A: Givenrigid tankV=3m3T1=27oCP1=200kPaT2=102oCP2=250 kPaCv=0.718 kJ/kgKCp=1.005 kJ/kgK

Q: Problem 2. A garden hose with an attached nozzle is used to fill a container with water. The nozzle…

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Q: A mass of water of 1 kg enters a tank, the mass leaving the tank is 500 gm, then the change of mass…

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Q: A- A grown man holds two metal balls with 5kg of mass in his both hands in one level. He started…

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Q: A stationary mass of gas is compressed without friction from an ini- tial state of 0.3 m' and 0.105…

A: First law of thermodynamics states that in a closed cycle, the sum of heat is equal to sum of work.…

Q: A stationary mass of gas is compressed without friction from an ini- tial state of 0.3 m and 0.105…

A: Given Data:- V1=0.3 m3 P1=P2=0.105 MPa V2=0.15 m3heat transfer q= -37.6 KJ  (exothermic)

Q: Find the kinetic energy stored in body of mass 1 kg moving with velocity 2.3 m/s

A: Given data : Mass of body=m Velocity=V   Required : Kinetic energy

Q: A pump operates at 600 W, the mass flow rate of the liquid is 1 kg/s, at the inlet the fluid is…

A: Given data pump operates at 600 W, the mass flow rate of the liquid is 1 kg/s, at the inlet the…

Q: 6. A pump is delivering water from the surface of a lake to a tank 20m above at a rate of 70L/s…

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Q: QA: Free slide piston-cylinder device contains with molcular weight 0.7 m³ of certain gas (22) at…

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Q: 3. In a hot water heating system, water heated to 95°C and then is pumped at the rate of 4 L/min…

A: Given data: Q˙=4 L/min=4×10-3×60 m3/hr=0.24m3/hrT1=95°CTR=85°C Need to determine the heat released…

Q: The energy required to raise the temperature of a unit mass of a substance by one degre, explain it.

A: The amount of energy that is required to raise the temperature of the unit mass of a substance by 1…

Q: Q2. A Pelton wheel has diameter of 4m and the average force of water against the blades is 13.13KN.…

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Q: mple 4.1 A stationary mass of gas is compressed without friction from an ini- tial state of 0.3 m…

A: First law of thermodynamics states that in a closed cycle, the sum of heat is equal to sum of work.…

Q: A turbine produces a power of 7500 ft-lbf/s. Calculate the power in hp and in watts.

A: Given,  Power in (ft-lbf/s) = P = 7500 ft-lbf/s   We know that,       1 hp = 550 ft-lbfs Hence, unit…

Q: air form the dischard of a compressor enters 1 m3 storage tank. the initial air pressure in the tank…

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Q: The ventilation in a house changes the air every five hours. How much power does it take to warm the…

A: Given : A = 150 m2 T0 = 0 C To find : Power required

Q: An object is dropped from a height of 14 m. At what height will it's kinetic energy and it's…

A: Given: kinetic energy= potential energy

Q: The output power of a wind turbine is 500 kW. Its efficiency is 43 %. Take density of air as 1.12 3…

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Q: A steam turbine receives steam with a specific enthalpy of 31 17 kJ/kg at a rate of 5 kg/s. At the…

A: Givenh1=3117 kJ/kgm=5kg/sh2=2851 kJ/kg

Q: Q2: In an evaporator of a refrigerator, the refrigerant evaporates at (-20 °C) over the tubes. Water…

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Q: Find the work posses for a carbon dioxide gas at 1,995.59 C in kJ/kg. (Use W = mRT)

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Q: U2: i kg ot Saturated steam at lo ban undergoes a non-fl Constant volume process until the pressure…

A: We are suppose to solve only 3 subparts. Please post other parts as a separate question.

Q: m and it reduces to 0.8 cm at the nozzle exit. If it takes 50s to fill the bucket with water,…

A: V=10gal∆t=50sD=2cmDiameter hole reduces = 0.8cm To-Find:- a Volumetric Flow rate and mass flowrate…

Q: The thermodynamic process the problem represents b. the pressure, temperature, and volume after the…

A: As per the guidelines of BARTLEBY we are subjected to solve 3 subpart question at a time. Please…

Q: Q2: A nozzle is a device for increasing the velocity of steadily flowing stream of fluid. At the…

A: GIVEN DATA- A NOZZLE GIVEN INLET CONDITION h1=3025 KJ/Kg , C1=60m/s , Z1=0m , A1=0.1m2 , v1=0.19…

Q: etely. Successive blurred Digit show

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Q: In a pressurized tank 1 at 10 psig it sends water to another tank 2 that is in -0.2 kgf / cm2 of…

A: Given pressure in Pa is

Q: A tank initially holding 90 gal of fluid with 30 lb of salt has two sources of fluid being pumped…

A: Let V be the volume of the tank. Write the expression for change in volume of the tank.…

Q: Q2: Liquid water at 20°C flows straight up 30 m. 1- How much power pump is needed if the mass flow…

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Q: A stationary mass of gas is compressed without friction from an ini- tial state of 0.3 m' and 0.105…

A: First law of thermodynamics states that in a closed cycle, the sum of heat is equal to sum of work.…

Q: A fan moves air at a CFM of 867. It's motor has a 16:1 ratio. How many BTU/hr are given off by the…

A: Given CFM = 867 To find Air flow in BTU/hr

Q: Find the kinetic energy stored in body of mass 1 kg moving with velocity 2.3 m/s

A: Mass of a body, m=1 kgVelocity of a body, V=2.3 m/s

Q: 3. Steam enters a turbine with an enthalpy of 1292 Btu/lb and leaves with an enthalpy of 1098…

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Q: d. The amount of heat transfer when the piston first hits the stops in kJ e. The total heat transfer…

A: Write the properties of steam at 5 MPa pressure and 507°C. Write the properties of steam at 5 MPa.…