An engineer must design a refrigerator that does 300 J of work per cycle to extract 2100 J of heat per cycle from a freezer whose temperature is −10 °C . What is the maximum air temperature for which this condition can be met? Is this a reasonable condition to impose on the design?

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A: Given: The cold temperature of the system is 473 K. The hot temperature of the system is 628 K

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Q: One mole of ideal monatomic gas undergoes the cycle shown in Fig. 1, consist- ing of an isothermal…

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A: Given: The temperature of environment is T=5°C. The temperature is T'=35°C.   The expression to…

Q: The coefficient of performance for a freezer is 7.8. How much heat must be extracted by the freezer…

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Q: in each cycle a refrigerator absorbs heat of 3.4x10^4J from the cold reservoir. It has a coefficient…

A: Given Data: Heat extracted from the cold reservoir, Q2 = 3.4x104 J/cycle. Coefficient of performance…

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Q: A particular heat engine has a mechanical power output of 5.00 kW and an efficiency of 25.0%. The…

A: The efficiency of the heat engine,   The power output,   The engine expels energy,

Q: A certain heat engine follows a cycle shown above. What is the thermodynamic work done by the…

A: The work done (W) in a thermodynamic process is given as the product of the applied pressure (P) and…

Q: energy of cycle comprising four process in which the heat transfers are: 60 kJ/kg, -28 kJ/kg, -35…

A: First law states that the algebraic sum of work and heat tranfers in a cyclic process will be equal.…

Q: A heat pump that operates based on an ideal Carnot cycle delivers output heat into a building at 312…

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Q: A thermal machine follows a thermodynamic cycle composed of 4 processes as shown in the figure, P…

A: The P-V diagram of the cycle is shown below.

Q: If a carnot engine operates between 35 degrees celcius to 76 degrees celcius. What is its thermal…

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Q: A reversible heat engine operates between two reservoirs: one at Th Te = 150°C. It goes through a…

A: Given data: High temperature reservoir is Th=395°C=395°C+273 K=668 K. Low temperature reservoir is…

Q: A completely reversible refrigerator operates between thermal energy reservoirs at 450 R and 540 R.…

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Q: gas undergoes isobaric process with a constant pressure of 2000 Pa. If the heat of 800 J is added to…

A: Work done 8n isobaric process W=pΔV

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Q: You design an engine that takes in 26 kJ of heat at 720 K in each cycle and rejects heat at a…

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Q: Find the relation between the efficiency of a reversible ideal heat engine and the coefficient of…

A: The efficiency of the ideal heat engine is given by The efficiency of the reversible refrigerator…

Q: In a cyclic process, a heat engine absorbs 600 J of heat from a heat source, does work, and ejects…

A: The efficiency of a heat engine is, η=WQinη=Qin-QoutQin Here, Qin is the heat absorbed and Qout is…

Q: The figure shows a reversible cycle through which 1.00 mole of a monatomic ideal gas is taken.…

A: Given that,n=1 moleVc=8VbVb=3.6×10-3 m3Pb=11 atm

Q: A Carnot refrigerator extracts heat from a freezer at -5 degree C and exhausts it at 25 degree C .…

A: Convert the temperature from degree centigrade to Kelvin. And

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A: The coefficient of performance of a Carnot refrigerator is given by, Given,

Q: "An engine manufacturer makes the claim that the engine they have developed will, on each cycle,…

A: Given : Heat taken , Q1 = 100 J Mechanical Work, W = 80 J  Heat out, Q2= 20 J  Temperature of…

Q: Is it theoretically possible to devise a heat engine which will create no thermal pollution?

A: Given:  heat engine with no pollution.

Q: A refrigerator works between temperatures TA = 105°C and TB = 5°C and has a quarter of the maximum…

A: Given:T1=105°C=378 KT2=5°C=278 Krate of work done Wt=30 watts

Q: A refrigerator operates between temperatures of 315 and 279 K. What would be its maximum coefficient…

A: η=QcW=QcQH-QC=Qc/QH1-QCQH

Q: Calculate the total amount of work done by a reversible cycle after a 200 g mug of water at an…

A: Given data: The mass of water is m=200 g. The initial temperature is Ti=95◦C. The final temperature…

Q: A given cyclical heat engine can do 1.6 × 105 J of work with 2.27 × 106 J of heat input. What…

A: Efficiency=η=WorkInput=1.6×105 J2.27×106 J=0.0705=7.05%

Q: AN IDEAL REFRIGERATOR REMOVES HEAT AT THE RATE OF 0.10KW FROM ITS INTERIOR (+2C) AND EXHAUSTS HEAT…

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Q: What is the minimum work required of a refrigerator if it is to extract 50 J per cycle from the…

A: The expression for work done by the refrigerator is,

Q: A car tire contains 0.0380 m3 of air at a pressure of 2.20 × 105 Pa (about 32 psi). How much more…

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Q: A refrigerator has a coefficient of performance of 2.0. In each cycle it absorbs 3.4×104 J of heat…

A: Coefficient of performance, COP = 2Heat absorbed, Q = 3.4×104 JHeat released, Qh = ?

Q: Consider an isothermal process. If the heat flows 10.0 J from the system, find the change of…

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Q: A heat source generates heat at a rate of 63.0 W (1 W=1 J/s). How much entropy does this produce per…

A: Given:Heat generation rate = 63 W (1 W=1 J/s)Surrounding temp. = 27.2 °CHeat transfer is…

Q: In a very mild winter climate, a heat pump has heat transfer from an environment at 5.00ºC to one at…

A: Given: Tc = 5 degree C = 278 K  Th = 35 degree C = 308 K

Q: During the compression stroke of a certain gasoline engine, the pressure increases from 1.00 atm to…

A: n = 0.016 molInitial Presure, P1 = 1.013 × 105 PaFinal Presure, P2 = 20.26 × 105 PaInitial…

Q: A sample of nitrogen gas undergoes the cyclic thermodynamic process shown in the figure. Which of…

A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,…

Q: What is wrong with the claim that a cyclical heat engine does 4.00 kJ of work on an input of 24.0 kJ…

A: Work output is the difference between the heat transfer into the engine and heat transfer to the…

Q: A Carnot engine has a power output of 205 kW. The engine operates between two reservoirs at 8°C and…

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Q: When 1.60 x 105 J of heat transfer occurs into a meat pie initially at 20.0°C, Its entropy increases…

A: solution as