A reversible Carnot engine working between two temperatures converts th of the heat supplied into useful work. If the lower temperature is reduced by 65° C, its efficiency is doubled. Find the temperatures of source and sink.
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A: Given data The efficiency of the Carnot engine is given as ηc=90%. The temperature of the hot…
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Q: A Carnot engine has an efficiency of 30% when the temperature of the sink is 122° F. Then the…
A: Given data, Initially efficiency is ηi=30 %. Temperature of sink Tsink=1220 F. Final efficiency…
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Q: Suppose you want to build a Carnot engine with an efficiency of 80%. If the hot reservoir has a…
A: Given data: A Carnot engine Efficiency (n) = 80% = 0.80 Temperature of hot reservoir (TH) = 1200 K…
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Q: heat engine uses a heat source at 510 ∘C∘C and has an ideal (Carnot) efficiency of 22 %% . To…
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Q: Steam locomotives have an efficiency of 17.0% and operate with a hot steam temperature of 425ºC. (a)…
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Q: what is the maximum possible coefficient of performance of a heat pump that brings energy from…
A: Given: Temperature, Th = 22o C = 273+22 = 295 K and Tc = 3o C = 273+3 = 276 K
Q: If the cold temperature reservoir of a Carnot engine is held at a constant 324 K , what temperature…
A: Given data: Cold temperature (TC) = 324 K Efficiency (n) = 0.61 Required:. The hot temperature (TH)
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Q: If the high- The efficiency of a particular Carnot engine is 0.280. temperature reservoir is at a…
A: Here, we must determine the low temperature reservoir's temperature. We are aware of the…
Q: A Carnot engine has an efficiency of 30% when the temperature of the sink is 122° F. Then the…
A: Given data, In first case, Efficiency η1=30 %. Temperature of sink Tsink1=1220 F. In second case,…
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Q: The heat machine receives 1200 J of heat from high-temperature heat source and re lease the heat of…
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Q: An ideal Carnot engine is operated between a hot and a cold reservoir. The temperature difference…
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Q: The efficiency of a particular Carnot engineis 0.280. (a) If the high-temperature reservoir is at a…
A: Given:- The efficiency of a particular Carnot engineis 0.280. (a) If the high-temperature…
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Q: What is the change in entropy of 500 grams of steam at 110 degrees Celsius when it is condensed to…
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Q: An inventor claims a new cyclic engine that uses organic grapejuice as its working material.…
A: heat absorbed, QH = 1250 J temperature of hot reservoir, TH = 1010 K work, W = 1120J temperature of…
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- Consider an engine with efficiency of 25%. How much must the temperature of the hot reservoir increase, so that the efficiency increases to 50%. The temperature of the cold reservoir remains at 5oCConsider a heat engine that uses reservoirs at 800.°C and 0.00 °C. Calculate the maximum possible efficiency (in %).Answer in 3 SigfigsImagine that a high-efficiency heat engine could be created that operated betweeen the lot and high temperatures of -50.5 degrees celsius and 5550 degrees celsius. What would be the maximum efficiency of such an engine?
- A heat engine operates at 48% of its maximum theoretical (Carnot) efficiency. If the temperature of the hot and cold reservoirs are 385 °C and 70 °C, respectively, what is the efficiency of the engine?Consider an engine with efficiency of 25 percent. How much must the temperature of the hot reservoir increase, so that the efficiency increase to 50 percent. The temperature of the cold reservoir remains at 5 degree.A Carnot engine operates with an efficiency of 25.0% when the temperature of its cold reservoir is 277K. Assuming that the temperature of the hot resevoir remains the same,what must be the tempature of the cold resevoir in order to icnrease the efficiency to 32.0%?
- A Carnot engine produces 58.639 hp of power while operating between temperature limits of 1.229°F and 81°F. Determine the efficiency of the engine in %. Answer in 3 decimal places.A haeat engine uses a heat source at 580 degrees C and has an ideal (Carnot) efficieng=cy of 22%. To increase athe ideal efficiency to 42 %, what must be the temperature of the heat source?For an ideal heat engine operating between thermal reservoirs at Th=1000 degree and Te=110 degree, the efficiency is?