A. change of internal energy between inlet and outlet
B. change of enthaply between inlet and outlet
C. change of entropy between inlet and outlet
D. change of temperature between inlet and outlet
Related Mcqs:
- Rankine cycle efficiency of a good steam power plant may be in the range of____________?
A. 15 to 20 per cent
B. 35 to 45 per cent
C. 70 to 80 per cent
D. 90 to 95 per ceut - Rankine cycle operating on low pressure limit of p1 an 1 high pressure limit of p2__________?
A. has higher the renal efficiency than the carnot cycle operating between same pressure limits
B. has lower the”nal efficiency than carnot cycle operating between same pressure limit?
C. has same thermal efficiency as carnot cycle operating between same pressure limits
D. may be more or less depending upon the magnitude of p1 and p2 - Rankine efficiency of a steam power plant____________?
A. improves in summer as compared to that in winter
B. improves in winter as compared to that in summer
C. is unaffected by climatic conditions
D. none of the above - A gas turbine basically work on
A. Carnot cycle
B. Rankin cycle
C. Brayton cycle
D. Dual cycle - Curtis turbine is_____________?
A. reaction steam turbine
B. pressure velocity compounded steam turbine
C. pressure compounded impulse steam turbine
D. velocity compounded impulse steam turbine - Rateau steam turbine is______________?
A. reaction steam turbine
B. velocity compounded impulse steam turbine
C. pressure compounded impulse steam turbine
D. pressure velocity compounded steam turbine - Parson’s turbine is___________?
A. pressure compounded steam turbine
B. simple single wheel, impulse steam turbine
C. simple single wheel reaction steam turbine
D. multi wheel reaction steam turbine - For Parson’s reaction steam turbine, degree of reaction is____________?
A. 75%
B. 100%
C. 50%
D. 60% - Compounding of steam turbine is done for_______________?
A. reducing the work done
B. increasing the rotor speed
C. reducing the rotor speed
D. balancing the turbine - Economisers improve boiler efficiency by__________?
A. 1 to 5%
B. 4 to 10%
C. 10 to 12%
