Even Carnot engine cannot give 100% efficiency, because we cannot ___________ a) Prevent radiation b) Find ideal sources c) Reach absolute zero temperature d) Eliminate friction
Q: A Carnot engine is operated between two energy tanks with temperatures of 450 K and 350 K. and they…
A: For Carnot engine: TH = 450 K TL = 350 K Heat received QH = 1000 J Find: a- how much energy the…
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A: Considering isothermal expansion. Given : n=1 mole V1=1.36 m3V2=4.87 m3R=8.31 Jmol K To find:…
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Q: Multiple thermodynamic paths are shown above. Assume an ideal gas in a piston/chamber scenario. For…
A: The piston would move outward when there is increased in volume.
Q: The work done in a constant pressure process is given by
A: Required : The work done in constant pressure process.
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A: Option
Q: Determine the efficiency of a Carnot engine if the work it does is 9.00 times less than the heat…
A: Efficiency of Carnot engine is, η=work doneheat flow =wQ
Q: If the cold temperature reservoir of a Carnot engine is held at a constant 342 K, what temperature…
A:
Q: What is the entropy change of a gas in J/K (to 2 decimal points) when one mole of a perfect gas…
A: The number of moles of the gas n=1 mol The ideal gas constant R=8.314 J/mol K The initial volume of…
Q: 15 Which figure represents the path for the work on the gas, if the work was given by: W=P,(V-V)?…
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Q: QUESTION 7 A particular heat engine has a mechanical power output of 5.00 kW and an efficiency of…
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Q: with the aid of a diagram describe the Carnot heat engine
A: Solution: The Carnot heat engine was proposed by Leonard Carnot. It shows the maximum possible…
Q: The inside and outside temperature of a refrigerator are 273K and 303K respectively. Assuming that…
A: Option
Q: What is a Carnot heat engine? A) a heat engine that has the maximum possible efficiency B) a heat…
A: A Carnot engine operating between two given temperatures has the greatest possible efficiency of any…
Q: A Carnot heat engine receives heat from a thermal energy reservoir at 1150°C and has a thermal…
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Q: Which is the most effective way to increase the efficiency of a Carnot heat engine: a)…
A: The efficiency of Carnot engine is defined as, η=1-T2T1 Let the temperature of high-temperature…
Q: 13.Internal energy of an ideal gas depends on a) Temperature, specific heats and pressure b)…
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Q: QI) Steam is supplied to a turbine at 30 bar and 350°C. The turbine exhaust pressure is 0.08 bar.…
A: Given Steam pressure = 30 bar Temperature = 350° Exhaust pressure =…
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A: Step 1:Step 2:
Q: For engines, if a compression ratios is 9 and with y= 1.5. The theortical efficiency of the engine…
A: The theoretical efficiency can be calculated by using η= 1 - 1cRγ-1 Where cR is compression ratio.
Q: In the figure below you see the process done by 9.0 moles of an ideal gas with adiabatic constant…
A: Given: The gas is an ideal gas Number of moles of gas n=9 Adiabatic constant γ=1.6 The (P,V,T)…
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A: (i) Efficiency of the heat engine
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A: Temperature of room A (TA)=300 K Area of wall in room A (AA)=12 m2 Temperature of room B (TB)=273 K…
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Q: The choices below are all efficiency ratings for heat engines. Which is a Carnot engine?
A: Efficiency of any Carnot engine is always less than 1. η=1-T2T1<…
Q: 9.0 - C PV=constant 6.0 PV=constant atm) 1.5- A 1.0- 24.0 V (m3) 4,0
A:
Q: 45-g of water at 14°C is heated until it becomes vapor at 100°C. Calculate the change in entropy of…
A: Given, Mass=45g Initial Temperature=14degree Final temparature=100degree
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A: For a cycle, the initial and final state of the system is same. Hence change in any property is…
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A: Option b is correct
Q: (II) A Carnot engine's operating temperatures are 210°C and 45°C. The engine's power output is 960…
A: The efficiency of a Carnot engine is given as η = WQin×100%, where W = the work output Qin = the…
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Q: What is the change in entropy of 3.0 kg of water at 10 °C when it is heated to 50 ° C? The specific…
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Q: A thermodynamic process that occurs so rapidly or occurs in a system that is so well insulated and…
A: Adiabatic process is the process during which there is no transfer of heat from or to the system. A…
Q: Explain heat engine.
A: Heat Engine : A heat engine is a device that converts heat to work. It takes heat from a reservoir…
Q: A heat engine provides a net power output of 14 kW and has an efficiency of 23 %. The engine rejects…
A:
Q: If the temperature of the source is increased, the efficiency of a Carnot engine? a) Increases b)…
A: A
Q: The temperature generated in the cylinder of an engine is 890 K. Estimate the theoretical maximum…
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Even Carnot engine cannot give 100% efficiency, because we cannot ___________
a) Prevent radiation
b) Find ideal sources
c) Reach absolute zero temperature
d) Eliminate friction
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