Peoples Physics Book Version-2

21.4. Thermodynamics and Heat Engines Problem Set http://www.ck12.org

3. 1600 m/s


4. 744 kPa


5. 
   
   
   
   4. 2 × 1020 or 0.0007 moles
   
   
   
   


6. 0.00785 m^3


7. 1.9 MW


8. 0.56 MW


9. 1.3 Mw


10. 54%


11. 240 kW


12. 890 kW


13. 590 kW


14. 630 kg


15. 98%


16. 4.0%


17. 12%


18. 14800 J


19. 12,000 J


20. (b) 720 K,300 K,600 K (c) isochoric; isobaric (d) C to A; B−C (e) 0.018 J


21. (b) 300 K,1200 K


22. 1753 J
    2.−120 J


23. 80 J


24. 35 J
    5.−100 J,80 J,80 J