If 500 kcal of heat is taken from the source, how much work is done?

Q: A Carnot engine operates on steam between 65° C and 425 °C.The ideal efficiency is:

A: Given, Temperature of hot reservoir = T1 = 425oC = (425+273) K = 698 K Temperature of cold reservoir…

Q: 3. Steam at 5.3 MPa, 400 °C expands in a Rankine turbine to 0.036 MPa. For 136 kg/s of steam,…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub- parts for…

Q: 22. F or the heat pump shown below, 2 the absorption heat from the cold reservoir is * 80,000 kJ/h…

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Q: RAC-   a refrigeration plant working on Bell Coleman cycle, air is compressed to 6 bar from 1 bar…

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Q: A reversible cycle receives 40 kJ of heat from one heat source at a temperature c 127 °C and 37 kJ…

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Q: The generato efficiency of a diesel fuel power plant is 98% with engine generator rating of 0.212…

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Q: 4 blanks) An ice-making machine operates in a Carnot cycle. It takes heat from water at 0.0 oC and…

A: TO FIND: - Heat discharged in room. Background about Problem: Machine takes heat from Ice, So Water…

Q: 5. Find the guaranteed indicated thermal efficiency of an oil engine which must develop 4500 ihp at…

A: Write the calorific value of fuel 20o API gravity.   CV=9520 kcal/kg=9520 kcal/kg4.18 kJ1…

Q: A diesel power station has a fuel consumption of 0.37 lb/ kWh. The calorific value of fuel being…

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Q: A heat engine is supplied with 278 kJ/s of heat at a constant fixed temperature of 283 °C and the…

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Q: In an ideal steam cycle, steam at (20 bar, 360 C°) is expanded in a turbine to (0.08 bar). It then…

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Q: Superheated steam enters an adiabatic multistage turbine at static pressure of 80 bar, static…

A: Solution is given below:

Q: An engine takes in 6.0 kJ of heat and releases 2.9 kJ per cycle. (a) What is the mechanical work…

A: Engine takes 6KJ Engine release 2.9KJ Mechanical Work = 6-2.9=3.1Kj

Q: Provide a complete given and computation. Include all the decimals. There are received 68,000 kg/h…

A: Heater pressure = 96Mpa Heater recives = 15400 kg/h Condenser pressure = 0.07 Mpa At 96 Mpa    S1=…

Q: Qh=500kj

A: 5

Q: An OTEC power plant has an efficiency of 2.5%. The difference in temperature of teh warm surface…

A: Given:η=2.5% =0.025∆T=T1-T2 =7.5°C

Q: a volume of 0.5 m² ence environment f pecific exergy of the

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Q: A refrigeration cycle operating as shown in Fig. 2.17b has a coefficient of performance B = 1.8. For…

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Q: The most economic power plant is the one that has the maximum thermal efficiency. True.

A: ExplanationThe most economic power plant is the one that has the maximum thermal efficiency because…

Q: A carnot engine working between 300 K and 600 Khas work output of 800 J per cycle. The amount of…

A: Given, Temperature of cold reservoir = TC = 300 K Temperature of hot reservoir = TH = 600 K Work…

Q: A heat engine takes in 2.22E3 J of heat and does 8.50E2 J of work. How much heat is exhausted into…

A: Given Data: The heat input to the engine is Q=2.22×103 J. The work output of the engine is…

Q: Engine work on the reversible cycles as shown, work output from the engine ?

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Q: 1. An ideal Otto engine, operating on the hot-air standard with k = 1.34, has a compression ratio of…

A: Solution to first three sub-parts as per our company policy:

Q: An engine does 10J of work and exhausts 15J of waste heat. a. Draw an energy transfer diagram for…

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Q: A diesel engine produces 2200 J of mechanical work and rejects 4300 J of heat each cycle. (i) How…

A: given data- work done W = 2200 J heat rejected Qrej. = 4300 J  to determine- i) heat supplied Qsup.…

Q: a.) What is the maximum thermal efficiency for a heat cycle with TC = 500°R and TH = 700°R? b.)…

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Q: A thermodynamic cycle receives 150 J of heat from a cold reservoir and rejects 165 J of heat to a…

A: Heat from a cold reservoir = 150 J Heat to a hot reservoir = 165 J

Q: A Carnot refrigerator operates between temperatures of 0 degrees Celsius and 30 degrees Celsius. If…

A: Cop of the refrigerator COP=TLTH-TL=27330-0=9.1

Q: An engine of 75% efficiency, extracts a certain amount of heat from a hot temperature reservoir and…

A: Given, Efficiency of engine = η = 75% = 0.75 Heat discharged to cold temperature reservoir = Q2 =…

Q: 1. Steam at 5.0mpa, 410°c expands in a Rankine engine to 0.036MPa. For 60 000kg/hr of steam,…

A: Introduction: In a steam power plant, the Rankine cycle is employed to generate electricity. The…

Q: It is found that an engine discharges 102.0 J while absorbing 121.0 J each cycle of operation. (a)…

A: Given data: QR=102.0 JQA=121.0 J Need to determine the efficiency of the engine and work done by the…

Q: H.W2:-A)The bore and stroke of an internal combustion engine working on Otto cycle are (17 cm) and…

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Q: A 3-stage compressor delivers 0.23 kg/s of air. The suction pressure and temperature are 100 kPaa…

A: Calculated compressor work in kW.

Q: An Otto cycle has a heat rejected of 300 kJ and work of 700 kJ. Find the cycle efficiency.

A: Given data: QR=300 kJW=700 kJ Need to determine the cycle efficiency.

Q: A boiler provides 216 GJ of heat per hour to a steam engine providing work in the amount of 32.4…

A: Given that, Heat provided by boiler, Q=216 GJ/hWork done from steam engine, W=32.4 GJ/h, (a)…

Q: er plant has an engine capacity equal to 15% more of that engine r

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Q: A diesel engine was tested for a continuous 3 hours of operation. It consumed at total of 5 liters…

A: Efficiency of any cycle is defined as the ratio of Net work output/Power Output to the Net heat…

Q: . A gas turbine uses the Joule cycle. The inlet pressure and temperatur espectively 1 bar and -10°C.…

A: Given:P1=1 bar,P2=P3=7 bar,T1=-10o C or 263 KT3=700o C or 973 Km˙=0.4 kg/sγ=1.4,Cp=1.005 kJ/kg.K

Q: Heat engine operating between T1 and T2 (T1 > T2) has the efficiency of 70%. If the machine is…

A: Given data: η=70% Need to determine the COP of the refrigerator.

Q: A reversible engine receives heat from a source at 800 ° C some heat goes to a sink at a temperature…

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Q: A Brayton cycle has an efficiency of 40%, find the pressure ratio. A. 5 B. 6 C. 7 D. 8 QwOr

A: pressure ratio = 6

Q: A Carnot engine using air receives heat at 300°C and rejects heat at 60°C. The pressure and volume…

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Q: A refrigeration system has a heat rejected of 430 kw.If COP is 7,find the mass chilled water in the…

A: Given , T2-T1=16o COP=7, QR=430KW, Find  mw

Q: Steam at 28 bar and 50 degrees Celsius superheat is passed through a turbine and expanded to a…

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Q: 5. A Carnot engine operates with water vapor as a working fluid. At the end of the adiabatic…

A: Given:- P= 15 bar X=20% To find:- a) Efficiency b) Amount of work

Q: The cycle comes with a net power cycle of 25.40 kW. The heat that goes out is 42.30 kW. Find the…

A: Given:Wnet=25.40 KWQo=42.30 KW

Q: A turbo-generator has a combined steam rate of 5.35 kg/kwh at its rated output of 20,000 kW. The…

A: Given data as per question combined steam rate = 5.35 kg/kwh  output = 20,000 kw Steam inlet…

Q: What is the caloric expenditure for a 90kg client who cycles at 250W for 10 minutes? O a. 167 k.cal…

A: Write the expression of VO2. VO2=10.8wattsBM+7