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Power Plant Engineering - Interview Questions and Answers

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16. The energy radiated by sun on a bright sunny day is approximately
A. 700 W/m2
B. 800 W/m2
C. 1 kW/m2
D. 2 kW/m2
Explanation:
17. Rankine cycle operating on low pressure limit ofpi an 1 high pressure limit of p2
A. has higher the rnal efficiency than the carnot cycie operating between same
B. ure limits
C. has lower the"nal efficiency than carnot cycle operating between same pressure
D. ?
Explanation:
18. The ratio of exit pressure to inlet pressure of maximum mass flow rate per area of steam through a nozzle when steam is initially superheated is
A. 0.555
B. 0.578
C. 0.5457
D. 0.6
Explanation:
19. For the induced draught the fan is located
A. near bottom of chimney
B. near bottom of furnace
C. at the top of the chimney
D. anywhere permissible
Explanation:
20. Artificial draught is produced by
A. air fans
B. steam jet
C. fan or steam jet
D. all of the above
Explanation:
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