A carnot refrigerator operates in a room in which the temp is 25 degrees celsius and consumes 3 KW of power when operating . If the food compartment of the refrigerator is to maintained at 3 degrees celsius . Determine the rate of heat removal from the food compartment.

Q: (a) What is the best coefficient of performance for a refrigerator that cools an environment at…

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Q: *** 30. An isothermal process is one in which a system remains at constant temperature while its…

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Q: .A Carnot engine has a power output of 200 kW. The engine operates between two reservoirs at 20°C…

A: Given: The output power of the Carnot engine is 200 kW. The temperature of the cold reservoir is 20…

Q: As shown in the figure, an air conditioner operating at steady state maintains a dwelling at 70°F on…

A: The Given Data: The Inside Dwelling Temperature, Ti=70° F=294.261 K The Outside Temperature, To=102°…

Q: 100 mL of water at 20.0 °C is placed in the freezer compartment of a refrigerator with a coefficient…

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Q: Sketch a PV diagram and find the work done by the gas during the following stages. (a) A gas is…

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Q: A. The food compartment of a refrigerator, shown in fig., is maintained at 4°C by emoving heat from…

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Q: The ice maker inside a refrigerator makes ice cubes at 0.0°C from water that is at 17.2°C when it…

A: Given data The temperature of the water is Tw=17.2°C. The temperature of the ice is Ti=0°C. The…

Q: Choose a correct statement for a gas undergoing adiabatic change: O a. The transfer of heat is zero…

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Q: . The following are the Heat rate curves pertaining to three units in a plant. Unit 1: Min 250 MW,…

A: Solution: Given, F1 = 7870+82.2P1+0.01862P12F2 = 6500+27.5P2+0.0154P22F3 = 4136+65.64P3+0.03784P32…

Q: B. A Carnot engine operates between two temperature reservoirs maintained at 200°C and 20 °C,…

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Q: A system contains 10kg of carbon dioxide (CO2). An isobaric process is performed decreasing its…

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Q: a) A Canot heat engine receives heat from a reservoir at 700 C at a rate of 600 kJ/min and rejects…

A: Given: Heat received QH = 600 kJ/min. Temperature of Carnot engine TH=700 oC=973.15 K Temperature of…

Q: A gas is enclosed in a cylinder fitted with a light frictionless piston and maintained at…

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Q: 3. 4500J of heat was absorbed from a Carnot engine from a reservoir at 650K. The engine did some…

A: Given: To find the following as, Heat is discarded Work done System efficiency

Q: The heat engine shown in the figure uses 2.0 mol of a monatomic gas as the working substance.…

A: Given:-  The heat engine is shown in the figure below as  The number of moles of a monatomic  gas…

Q: If the coefficient of performance of the freezer is 4.55, how much heat does the freezer exhaust…

A: COP of the freezer = 4.55To solve this problem we need to know the temperature of water before and…

Q: A heat engine using a diatomic gas follows the cycle shown in the pV diagram. p (kPa) Q12 P₂ P₁ For…

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Q: Air enters a compressor operating at steady state at 15 lbf/in.², 80°F and exits at 325°F. Stray…

A: We are given the pressure in the time of inlet and temperature at the time of inlet. We are also…

Q: How much work must be done by a Carnot refrigerator to transfer 1.00 J as heat (a) from a reservoir…

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Q: How much total heat transfer is necessary to lower the temperature of 0.155 kg of steam from 145.5…

A: mass = 0.155 kg initial temperature = 145.5 C final temperature = - 15.5 C Total heat energy…

Q: B) For a heat engine, process “a to b" is isothermal compression. Pressure and volume at point “a"…

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Q: A freezer is to convert 1.73 kg of water at 28.7°C to 1.73 kg of ice at -4.43°C. If the coefficient…

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Q: If the system shown below is used to run a refrigerator, which of the following is true for the x to…

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Q: The water in a deep underground well is used as the cold reservoir of a Carnot heat pump that…

A: For a Carnot heat pump, the well water is used as cold reservoir and this pump maintains the…

Q: If the plant operates at 50.0% of its maximum efficiency and its power output is 1.23 × 108 W, at…

A: The given data are: TH=540 KTL=313 KQH=1.23×108 W Here, TH is the higher temperature, TL is the…

Q: Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be…

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Q: In an adiabatic process, 550 J of net work is done on a gas to significantly reduce its volume.…

A: Given Net work done on the gas= 550 J Process is adiabatic

Q: Determine the work for the constant volume process, in Btu. W23=336.4 Btu

A: Given questions with answers and last answer is wrong . Therefore I am giving answer of last part.

Q: An ideal gas with a starting pressure of 2atm and a starting volume of 4L is preheated with the…

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Q: The water in a deep underground well is used as the cold reservoir of a Carnot heat pump that…

A: Given values-  TH=305 KQH=14120 JW=802 J Expression for rejected heat-  QC=QH-W Placing all known…

Q: A freezer is to convert 1.75 kg of water at 27.5°C to 1.75 kg of ice at -4.63°C. If the coefficient…

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Q: A fluid at 0.7 bar occupying 0.06 m³ is compressed reversibly to a pressure of 9.7 bar and specific…

A: Given: P1=0.7barP2=9.7barP3=1.3barV1=0.06m3V2=V3v=0.5m3/kg

Q: You happen to leave the door to your 26.3 ft3 refrigerator (rated at 304 W) open long enough that…

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Q: How long in minutes does it take a 1000W electric kettle to bring 1.0L of water to the boiling point…

A: A) Power = 1000 W volume of water = 1 L initial temperature = 15oC mass of iron = 400 g Efficiency =…

Q: A heat engine under development is expected to transfer heat from reservoir A to reservoir B. Which…

A: Given, Transfer of heat is from reservoir A to reservoir B. We know, Heat transfer takes place from…

Q: A Carnot refrigerator is maintaining foodstuffs in a refrigerator area at 4.44°C by rejecting heat…

A: This is based on thermodynamical principle and working of refrigerator.

Q: 70° F Pexk

A: The Joule–Thomson effect  describes the temperature change of a gases when it is forced through a…

Q: An electric power plant that would make use of temperature gradient in the ocean has been proposed.…

A: (a) The maximum efficiency of the system is the Carnot efficiency of the system. It is given by :

Q: Check my work mode: This shows what is correct or incorrect for the work you have completed so far.…

A: The PV diagram shown is for a heat engine that uses 1.170 mol of a diatomic ideal gas as its working…

Q: If some heat is provided to a system and work is done on it, it is possible that internal energy…

A: A

Q: One mol of gas initially at STP undergoes an isobaric compression during which the volume is cut in…

A: Number of moles n = 1.Initial temperature Initial pressure of the gas in first process there is…

Q: 12. Consider a common refrigerator in a standard home, where the temperatures are 22.0° C in the…

A: Given data: The mass of ice cube is m=0.75 kg. The COP of heat pump is COP=17.5 .

Q: Two molecules of an ideal gas are heated at constant pressure from T= 27°C to T= 107°C. (a) Draw a…

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