Power Plant Engineering Mock Test 4

10%

Question 1 of 10

1. By superposing a high temperature power plant as a topping unit to the steam plant, the energy conversion efficiency achieved is?

lower

maximum

minimum

higher

Question 1 of 10

Question 2 of 10

2. The efficiency of multistage compressor is _____ than a single stage.

higher

all of the mentioned

lower

equal to

Question 2 of 10

Question 3 of 10

3. Which of these is not a part of a Gas Turbine Plant?

Combustion chamber

Boiler

Gas Turbine

Compressor

Question 3 of 10

Question 4 of 10

4. Apart from mercury & steam, which of these is a component of tertiary cycle?

carbon di-oxide

water

sulphur di-oxide

nitrogen di-oxide

Question 4 of 10

Question 5 of 10

5. Coke devoid of volatile matter is called __________

coke

free-burning coal

agglomerate

caking coal

Question 5 of 10

Question 6 of 10

6. In gas turbine, what is the function of Re-heater?

Heat gases coming out of high pressure turbine

Heat inlet air

Heat air coming out of compressor

Heat exhaust gases

Question 6 of 10

Question 7 of 10

7. Grindability of coal is 100. It implies that __________

power consumption is high in pulverisation

it is easily pulverised

it can't be pulverised

can be pulverised with difficulty

Question 7 of 10

Question 8 of 10

8. The ‘work ratio’ increases with _____________

all of the mentioned

increase in turbine inlet pressure

decrease in pressure ratio of the cycle

decrease in compressor inlet temperature

Question 8 of 10

Question 9 of 10

9. The total loss in a tertiary cycle is?

sum of products of individual losses

none of the mentioned

sum of losses in the individual cycles

product of losses in the individual cycles

Question 9 of 10

Question 10 of 10

10. Carbon content by weight in air dried wood may be about _____________ %.

Question 10 of 10