Power Plant - Day 2

1. Efficiency of Carnot cycle is a function of:
A. pressure

B. temperature difference

C. volume

D. entropy

2. In cooling, if humidity ratio remains unchanged:
A. pre-cooling

B. sensible cooling

C. latent cooling

D. sensible heating

3. The absolute zero in Celcius scale:
A. 100

B. 0

C. -273

D. 273

4. Both Stirling and Ericsson engines are:
A. Carnot engine

B. Brayton engine

C. External Combustion engine

D. Internal Combustion engine

5. What cycle create spark ignition?
A. Otto

B. Brayton

C. Carnot

D. diesel

6. Is the property of lubricant that will start burning:
A. pour point

B. solid point

C. fire point

D. flash point

7. One N-m is equal to one:
A. Btu

B. Calorie

C. Joule

D. kg-m

8. What does the area under the curve on a temperature entropy diagram indicates?
A. volume

B. entropy

C. work

D. heat

9. In radiation, the heat transfer depends on:
A. temperature

B. heat rays

C. heat flow cold to hot

D. humidity

10. The main cause of air pollution as a result of burning fuel oil is:
A. sulfur dioxide

B. hydrogen dioxide

C. silicon dioxide

D. nitrogen dioxide

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