A cyclic engine exchanges heat with two reservoirs maintained at 100 and 300°C respectively. The maximum work (in J) that can be obtained from 1000 J of heat extracted from the hot reservoir is

A. 349

B. 651

C. 667

D. 1000

Please do not use chat terms. Example: avoid using "grt" instead of "great".

You can do it
  1. Fugacity co-efficient of a substance is the ratio of its fugacity to
  2. The efficiency of a Carnot heat engine operating between absolute temperatures T1 and T2 (when, T1 >…
  3. During a reversible isothermal expansion of an ideal gas, the entropy change is
  4. Kopp's rule is used to calculate the heat capacity of
  5. Degree of freedom of the system ice-watervapour will be
  6. Keeping the pressure constant, to double the volume of a given mass of an ideal gas at 27°C, the…
  7. Consider the reaction, C + O2 CO2; ΔH = - 94 kcal. What will be the value of ΔH for the reaction…
  8. The shape of T-S diagram for Carnot Cycle is a
  9. The difference between isothermal compressibility and adiabatic compressibility for an ideal gas is
  10. Which is an example of closed system?
  11. Two substances are in equilibrium in a reversible chemical reaction. If the concentration of each substance…
  12. Which is not constant for an ideal gas?
  13. What happens in a reversible adiabatic expansion process?
  14. Consider the process A & B shown in the figure given below: In this case, it is possible that
  15. Measurement of thermodynamic property of temperature is facilitated by __________ law of thermodynamics.
  16. For an exothermic reaction
  17. In an ideal solution, the activity of a component equals its
  18. The temperature at which both liquid and gas phases are identical, is called the __________ point.
  19. Critical solution temperature (or the consolute temperature) for partially miscible liquids (e.g., phenol-water)…
  20. Second law of thermodynamics is concerned with the
  21. For a multi-component system, the term chemical potential is equivalent to the
  22. Joule-Thomson co-efficient for a perfect gas is
  23. The chemical potential of any constituent of an ideal solution depends on the __________ of the solution.
  24. An irreversible process
  25. In an isothermal process on an ideal gas, the pressure increases by 0.5 percent. The volume decreases…
  26. Absolute zero temperature signifies the
  27. For a reversible process involving only pressure-volume work
  28. If two gases have same reduced temperature and reduced pressure, then they will have the same
  29. As the temperature is lowered towards the absolute zero, the value of the quantity (∂ΔF/∂T)…
  30. Which of the following is not a common refrigerant?