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Newest Heat Engines Questions

1. You have been requested to design a Stirling heat engine that uses sunlight to heat 2.7 kg of helium gas (molar mass-4.0026 g)
   1. 1 answer
   2. 96 views
2. A heat engine operating between 100°C and 700°C has efficiency equal to 40% of the maximum theoretical efficiency .how much
   1. 1 answer
   2. asked by Anonymous
   3. 506 views
3. An engine receives 780 J of heat from a hot reservoir and does 180 J of work. What is the efficiency of this engine? What is the
   1. 0 answers
   2. asked by micheal
   3. 446 views
4. A heat engine using a monatomic gas follows the cycle shown in the pV diagram to the right. The gas starts out at point 1 with a
   1. 1 answer
   2. asked by Bob
   3. 2,164 views
5. An engine removes 260 J from a reservoir at 385 K and exhausts 210 J to a reservoir at 200 K.How much more work could be done if
   1. 1 answer
   2. asked by lis
   3. 657 views
6. A reversible heat engine operates with an efficiency of 50%. If during each cycle it rejects 150 cal to a reservoir of heat at
   1. 1 answer
   2. asked by KK
   3. 1,778 views
7. A heat engine, X, operates between a reservoir at 1000˚C and a body at 600˚C. Heat transfer to the heat engine is 1000 kJ and
   1. 1 answer
   2. asked by manigandan
   3. 825 views
8. A heat engine carries 2.60 mol of an ideal monatomic gas around the cycle shown in the figure. Process 1-2 takes place at
   1. 1 answer
   2. asked by Anonymous
   3. 900 views
9. A heat engine operates in a Carnot cycle between 78.0°C and 340°C. It absorbs 22,000 J of energy per cycle from the hot
   1. 0 answers
   2. asked by Meena
   3. 700 views
10. a carnot heat engine operates between reservoirs at 550K and 300K, discarding 1500J of heat in each cycle.A) What is the
    1. 1 answer
    2. asked by rujiye
    3. 1,351 views
11. A certain heat engine does 8.0 kJ of work and dissipates 8.00 kJ of waste heat in a cyclical process.(a) What was the heat input
    1. 1 answer
    2. asked by Eric
    3. 3,600 views
12. "The heat engine uses 1.00x10^-2 mol of a diatomic gas as the working substance. Determine the temperatures at the 3 points."Fro
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    2. asked by Summer
    3. 1,073 views
13. A Carnot engine operates between 170°C and 23°C. How much ice can the engine melt from its exhaust after it has done 4.5 104 J
    1. 3 answers
    2. asked by amela
    3. 727 views
14. Carnot engine operates between 170°C and 23°C. How much ice can the engine melt from its exhaust after it has done 4.5 104 J
    1. 9 answers
    2. asked by amela
    3. 646 views
15. A Carnot engine operates between 170°C and 23°C. How much ice can the engine melt from its exhaust after it has done 4.5 104 J
    1. 0 answers
    2. asked by Ame
    3. 466 views
16. A Carnot engine operates between 170°C and 23°C. How much ice can the engine melt from its exhaust after it has done 4.5 104 J
    1. 2 answers
    2. asked by Sam
    3. 1,032 views
17. With each cycle, a 2650-W engine extracts 2330 J from a thermal reservoir at 85.1°C and expels 1840 J into a thermal reservoir
    1. 2 answers
    2. asked by maria
    3. 1,012 views
18. A reversible heat engine operates between thermal reservoirs at 1000 K and 290 K. If 8610 J is extracted from the hot reservoir,
    1. 3 answers
    2. asked by Jon
    3. 750 views
19. Consider an inefficient engine which draws 200 J of heat from a hot reservoir at 100oC, converts 48 J to work, and rejects 152 J
    1. 2 answers
    2. asked by Angel
    3. 575 views
20. Consider an inefficient engine which draws 200 J of heat from a hot reservoir at 100oC, converts 48 J to work, and rejects 152 J
    1. 1 answer
    2. asked by Angel
    3. 706 views
21. Consider an inefficient engine which draws 200 J of heat from a hot reservoir at 100oC, converts 48 J to work, and rejects 152 J
    1. 1 answer
    2. asked by Angel
    3. 554 views
22. A Carnot engine has 200 g of helium as its working substance and operates between two reservoirs which are at temperatures of
    1. 2 answers
    2. asked by Physics
    3. 654 views
23. You design an engine that takes in 1.5 x 10^4 J of heat at 650 K in each cycle and rejects heat at a temperature of 350 K. The
    1. 1 answer
    2. asked by Brianna
    3. 2,573 views
24. A heat engine has the three step cycle shown above. Starting from point A, 1 L (liter) of ideal gas expands in the isobaric
    1. 2 answers
    2. asked by Jason
    3. 1,138 views
25. 21. A heat engine operates in a cycle between temperatures 700 K and 400 K. The heat input to the engine during each cycle is
    1. 2 answers
    2. asked by Kate
    3. 2,119 views