The more effective way of increasing efficiency of Carnot engine is to____________________? - PakMcqs

Related Mcqs:

1. If both Stirling and Carnot cycles operate within the same temperature limits, then efficiency of Stirling cycle as compared to Carnot cycle___________________?

   A. more B. less C. equal D. depends on other factors E. none of the above...

2. An actual engine is to be designed having same efficiency as the Carnot cycle. Such a proposition is___________________?

   A. feasible B. impossible C. possible D. possible, but with lot of sophistications E. desirable...

3. The efficiency of a Carnot engine depends on_______________________?

   A. working substance B. design of engine C. size of engine D. type of fuel fired E. temperatures of source and sink...

4. Carnot cycle efficiency is maximum when______________?

   A. initial temperature is 0°K B. final temperature is 0°K C. difference between initial and final temperature is 0°K D. final temperature is 0°C E. initial temperature is minimum possible...

5. The efficiency of Carnot cycle is maximum for_____________________?

   A. gas engine B. well lubricated engine C. petrol engine D. steam engine E. reversible engine...

6. Carnot cycle efficiency depends upon________________?

   A. properties of the medium/substance used B. condition of engine C. working condition D. temperature range of operation E. effectiveness of insulating material around the engine...

7. Carnot cycle has maximum efficiency for__________________?

   A. reversible engine B. irreversible engine C. new engine D. petrol engine E. diesel engine...

8. An engine operates between temperatures of 900°Kandr2 and another engine between T2 and 400°K For both to do equal work, value of T2 will be________________?

   A. 650°K B. 600°K C. 625°K D. 700°K E. 750°K...

9. Carnot cycle is__________________?

   A. a reversible cycle (ft) an irreversible cycle C. a semi-reversible cycle D. a quasi static cycle E. an adiabatic irreversible cycle...

10. The thermodynamic difference between a Rankine cycle working with saturated steam and the Carnot cycle is that___________________?

    A. carnot cycle can’t work with saturated steam B. heat is supplied to water at temperature below the maximum temperature of the cycle C. a rankine cycle receives heat at two places D. rankine cycle is hypothetical E. none of the above...