2. What is a Carnot Engine and how is its efficiency different from a real engine and or a heat engine?
Q: 6. For each of the three heat engines described, state whether it violates the First Law of…
A: Temperature of hot reservoir = 600 k Temprature of cold reservoir = 300 k
Q: A Carnot engine operates between reservoirs at 625 and 315 K. If the engine absorbs 115J per cycle…
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Q: 1. For the Carnot cycle of the figure below, what is the entropy change of the hot reservoir, the…
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Q: 6. Combine the 1st and 2nd laws of thermodynamics for a PVT system so as to show that, for any…
A: The problem is based on the concept of the first and second laws of thermodynamics. The First Law of…
Q: During one complete cycle of a heat engine process, which of the following quantities is nonzero? a.…
A: Solution:
Q: 1. A Carnot engine operates between reservoirs at 590 and 295 K. If the engine absorbs 115J per…
A: High temperature TH=590 K Low temperature TL=295 K Work W=115 J
Q: 50. A monatomic ideal gas undergoes the reversible cyclic process (ABCA) shown in the PV diagram.…
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Q: P PA A В + 2 10 V (L) 6. 8 4-
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Q: 4. Calculate the entropy of Van der Waal's gas a function of femp. and volume.
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Q: Two cylinders 4 and B of equal capacity are connected to each other via a stop clock. 4 contains an…
A: In adiabatic expansion, there is free expansion against vacuum for all type of gases.
Q: 13.Internal energy of an ideal gas depends on a) Temperature, specific heats and pressure b)…
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Q: 20. (10) The PV diagram shows a sequence of processes (AB, BC, etc.) applied to an ideal gas inside…
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Q: A carnot engine is operating at a temperature of 300K and 500K. a)If 14000J of heat is absorbed by…
A: Given that temperature of heat and cold reservoir is 500K and 300K. And also given haeat absorbed by…
Q: 8. Suppose the 1,000 kJ is needed to raise the 12 kg of now gaseous nitrogen N, from boiling…
A: Given: E=1000 kJ Ti=-196+273= 77 K Tf=20+273=293 K
Q: Suppose a hypothetical engine absorbs 700 J of heat from a hot reservoir and performs 700 J of work,…
A: Zeroth law tells that if a system is thermodynamically equilibrium to the 2nd and 3rd system then it…
Q: A carnot engine takes 2000 J of heat from a reservoir at 300 K, does some work, and discard some…
A: Given data: The high temperature reservoir is at TH=300 K. The lower temperature reservoir is at…
Q: 11. An ideal Carnot engine operates between 227 °C 400 J. The work of the engine is: 320 J 200 J 267…
A: Given data, Sink temperature Tsink=270 C.=27+273=300 K. Source temperature Tsource=2270…
Q: 1. Which of the following ERM diagram represents a refrigerator? A. в. с. D. TH TC Tc TH QH Qc Qc QH…
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Q: Prove that the "cycle" consisting of only two adiabatic steps (reversible expansion and then…
A: To prove that the "cycle" consisting of only two adiabatic steps (reversible expansion and then…
Q: In every cycle of its operation, a Carnot engine takes in 640 J of heat from a reservoir at 380 K…
A: Given, heat taken from reservoir, Q = 640 J temperature of reservoir, TH = 380 K TC = 300 K
Q: 24. Which of the following processes must violate the first law of thermodynamics? (There may be…
A: As per guidelines, first question (#24) has been answered. 24. According to First law of…
Q: First Law of Thermodynamics An engine takes 3.25 mole of an ideal monatomic He gas through the cycle…
A: Given,Number of moles, The pressure at the point c according to the graph,According to the graph the…
Q: 48. On a hot summer day, 4.00×10° Jof heat transfer into a parked car takes place, increasing its…
A: Given Heat transfer Q=4×106 J T1=35 T2=45
Q: 2. In lecture, it was stated that the ideal efficiency of the Otto cycle is € = 1 -(V2/V) 1 where Vi…
A: Here is the Answer and Explanation
Q: A heat engine exhausts 3 200 J of waste heat while performing 1 500 J of useful net work. What is…
A: Second law of thermodynamics
Q: Which has a higher entropy, 1 kg of liquid water at 60°C or 1 kg of saturated water vapor at 40°C?…
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Q: i. Appraise the development of a solar powered TV set in the context of thermodynamics ii.…
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Q: Which of these DOES NOT happen during the Carnot cycle? A. The gas expands quasi-statically at…
A: Ques:
Q: A. Rank these engines on the basis of the change in entropy of the gas during the isothermal…
A: (A)The change in entropy of the system is,The change in entropy of the gas each phase of the cycle…
Q: 12. Which, of the following temperature changes, would show the smallest change in entropy for a pan…
A: We can calculate change in entropy using , ∆s = Cp x lnT2T1 Since Cp is common in all, the change…
Q: 1. What is the efficiency of a Carnot engine working between 200 C and 446C? Suggest two ways in…
A: 1) Given : Temperature of hot reservoir, THot=446 °C ⇒446+273=719 K Temperature of…
Q: 1. In a paragraph, differentiate between a heat engine and a heat pump. You may discuss their…
A: A heat engine is a device that converts thermal energy into mechanical work. It operates based on…
Q: Q6. Which quantity needs to be decreased (TL or TH) to increase the efficiency of a Carnot engine…
A: efficiency = 1-(Tl/Th) where Tl is lower temperature Th is higher temperature.
Q: 1. A gas obeys the following equation of state: ap² T m³K bar mol where a = - P(v − b) = RT + -0.001…
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Q: 1. A certain gasoline engine has an efficiency of 31%. What would the hot reservoir temperature be…
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Q: An avalanche of ice and snow of mass 1800 kg slides a vertical distance of 160 m down a…
A: Basic concept of Entropy & Second Law of Thermodynamics: The Second Law of Thermodynamics states…
Q: 5. If the change in system entropy for a given process is -8.3 J/(mole.K): (A) What can be known…
A: Given, change in system entropy for a given process is -8.3 J/(mole. K) ∆Ssys = -8.3 Jmol K We know…
Q: 2. Stirling Cycle A diatomic ideal gas (n moles) goes through cycle a-b-c-d-a as shown in the…
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Q: The statistical interpretation of entropy can be determined by arriving at the connecting link…
A: we need to prove that when therodynamic probabilities are multiplicative , then the only function…
Q: A Carnot cycle: A A) is bounded by two isotherms and two adiabats on a p-V graph (B B) consists of…
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Q: 4. Derive the coefficient of performance of a Carnot Engine in cooling mode. COP (cooling mode) Te…
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Q: #2. Suppose 2.35 moles of an ideal gas expands to twice its volume isothermally at 298 A) How much…
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