Water at 21°C and atmospheric pressure in a large tank is desired to be used as cooling water for a process which is then discharged to a large lake on a hill as shown in the figure.

Q: Water at T, = 24°C is heated to T, = 74°C by passing it through an alternating 2. %3D array of…

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Q: Determine the power required for a forced draught and induced draught fan in a boiler having coal…

A: Given data Coal consumption = 25 kg/min = 0.4167 kg/sAir/fuel ratio = 19Draught required = 32.2 mm…

Q: mp while the volumetric e

A: Volume, V= 50 m3 Time, t = 5 min Length, L1 = 5.2 m Length, L2 = 2.2 m Efficiency, ηpump = 95%…

Q: Consider a pumped hydro system that is used for energy storage. During off-peak hours, excess…

A: Given: The height of reservoir, H = 100 m The flow rate, Q = 650 ltr/s The power, P = 1000 MWh The…

Q: A bathroom extractor fan being sold on Amazon has a duct diameter of 10.0 cm. It extracts air from a…

A: First, we need to calculate the area of the duct: A=π4·102=25π=78.54 cm2 Now use the continuity…

Q: (iv) Consider a steady flow mixing process. Under what conditions will the energy transported into…

A: Steady flow means the properties should remain constant with respect to time at a particular…

Q: Water vapor with a flow rate of 20000 kg / h enters the condenser of a power plant at a pressure of…

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Q: Steam generators are a type of heat exchanges that are used in power plants to generate steam at…

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Q: Figure shows a hydraulic elevator which capable to carry 450 kg of passengers from the ground to the…

A: Since we only answer up to 3 subparts so we will answer the first 3. Please resubmit the question by…

Q: Steam generators are a type of heat exchanges that are used in power plants to generate steam at…

A: Answer: (i) The steam flow rate is 11.9522 kg/sec and the inlet velocity of the steam is 4.2441…

Q: 2] An adiabatic feed pump in a steam cycle delivers water to the steam generator at a temperature of…

A: (a) Write the formula for discharge of the pump. V˙=m˙ρ Here, V˙ is the discharge of the pump, m˙ is…

Q: Figure below shows a steam jet refrigeration system that produces chilled water in a flash chamber.…

A: Given: To find: make-up water and cooling water flow rates in kg/hr

Q: 2. Cold water (Cp = 1 BTU/Ibm-F) at 95 F and a flow rate of 9000 lb/hr is used to cool hot water…

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Q: An industrial adiabatic heat exchanger utilizes cold-water stream to cool down the waste-hot air…

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Q: A fan-cooled computer contains eight printed circuit boards, each dissipating 10 W of power. The…

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Q: Water with a specific heat of 1 BTU/lb m o F is pumped using a 1-hp jet pump from a well that is 20…

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Q: You are asked to explore the operating principles and efficiencies of hydraulic machines. You have a…

A: As per the guideline, I am solving on part A and B. For rest parts, re-post in a separate post. a)…

Q: An air compressor is designed to compress air (assumed to 100 kPa, 20 ° C at a pressure of 1 MPa).…

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Q: The force that drives the flow of fluids is the pressure difference; a pump works by raising the…

A: Power consumed = 3.8 kW Pressure difference = 7 kPa

Q: Figure below shows a steam jet refrigeration system that produces chilled water in a flash chamber.…

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Q: A large storage tank in a manufacturing plant holds water at 366.45 K at 100 kPa abs. The water is…

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Q: At the end of the compressor in a jet engine, a diffuser receives air through its 0.6m2 inlet at…

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Q: Water vapor at a flow rate of 20000 kg / hour enters a steam boiler with a specific volume of 150…

A: Given data: The specific volume of the water vapour at 150 kPa is nearly equal to the specific…

Q: Water flows inside a heat exchanger, where it gains heat. The diameter at the inlet is 50 mm with a…

A: The diameter of the heat exchanger is, d=50 mm. The velocity of the water is, v=2 m/s. The inlet…

Q: A component in a refrigeration system is the evaporator. It is here that the cold refrigerant picks…

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Q: Steam generators are a type of heat exchanges that are used in power plants to generate steam at…

A: Given data Water enters at 30°C Diameter of tube = 60 mmVolume flow rate = 12 L/s = 12 x 10-3…

Q: A boiler operating at 15 kg/sq. cm is required to generate a minimum of 60,000 kg/hr of saturated…

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Q: Question 2 A water pump driven by an 800 W electric motor is used to pump water from the ground…

A: Given: The pump power, P = 800 kW The flow rate, Q = 20000 ltr/hr The delivery head, h = 10 m The…

Q: Q2/An electric heating coil is immersed in a stirred tank. The shaft work of the stirrer is 560 W. A…

A: This question is solved with the help of energy balance equations.  Input solvent+generation of…

Q: (example question from slides) Steam enters the condenser of a steam power plant at 20 kPa and a…

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Q: Steam generators are a type of heat exchanges that are used in power plants to generate steam at…

A: The exit velocity of the steam is 126.52 m/s.

Q: The sun generates an average of 1.958 kW/m2 when tapped as source of energy wherein a flat-plate…

A: Given that: Average power = 1.958 kW/m2 Flat plate collector area = 1.006 m2 Water flow rate = 50.1…

Q: Question 2 A water pump driven by an 800 W electric motor is used to pump water from the ground…

A: given; power(P)=800wdischarge rate(Q)=20000L/hr                          =200003600*10-3 m3/s…

Q: In a fossil fuel power plant the chemical energy stored in fossil fuels such as coal, fuel oil,…

A: GIVEN; Coal-fired plant with a capacity of 100 MW = 100×106 W 60% efficiency (40% is lost as heat)…

Q: 2. Air flow steadily at the rate of 0.5 kg/s through air compressor, entering at 7 m/s speed, 100…

A: Given Data The mass flow rate is: m=0.5 kg/s The inlet velocity is: v1=7 m/s The inlet pressure is:…

Q: Sat. vapor at 250 kPa 1 Make-up water 20°C 5 4 25,000 kg/h 3 لیا Ejector nozzle Flash chamber water…

A: Please find the solution below

Q: 1. A hydroelectric power plant has the hydraulic turbine located 60 m below the elevation of the…

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Q: A milk storage tank on a dairy farm is equipped with a refrigeration compressor which removes Q…

A: (a) Applying flow balance:-Flow of milk in-Flow of milk out=Accumulation of milkq-0=dVdt…

Q: A purifying air cooler is composed of electronic air filter and a water cooling system. The air…

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Q: An IC engine has a bore and stroke length of 4 cm each. Total surface area through which heat…

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Q: of 4.50 KJ/s. The water goes through a heat exchanger, giving up the heat at the rate od 703.33 KW…

A: Rate=4.04 kg/spump supply work at a rate=4.5 kJ/s

Q: 1. Moist air enters a refrigeration coil at 89 F dry-bulb temperature and 65 F thermodynamic wet…

A: The Answer is below

Q: A room is cooled by circulating chilled water through a heat exchanger located in a room. The air is…

A: Data given-  1 hp = 746 W  Shaft output = 0.35 hp  Efficiency = 59%

Q: A room is cooled by circulating chilled water through a heat exchanger located in the room. The air…

A: Given data: Output shaft power of the fan, Wshaft = 0.25 hp. The efficiency of the electric motor,…

Q: 3. Air is compressed from 0.1 MPa and 22 °C to a pressure of 1.0 MPa while being Last one digit of…

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Q: 18. A hydroelectric power plant has the hydraulic turbine located 60 m below the elevation of the…

A: Given data Head = 60 m Diameter of pipe = 1m Velocity at inlet = 3 m/s Temperature = 15oC

Q: orator uses hot water to evaporate ammonia. The system Ammonia vapor in a way that U-shaped tube of…

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