Steam Boilers, Engines, Nozzles and Turbines Quiz - Set 01

Steam Boilers, Engines, Nozzles and Turbines Online Quiz: Set 01


1. The water tube boilers produce steam at a ________ pressure than that of fire tube boilers.
Lower
Higher

2. When the expansion of steam is carried out in a single cylinder and then exhausted into the atmosphere or a condenser, the engine is said to be a simple steam engine.
Correct
Incorrect

3. The clearance in the engine cylinder has no effect on the steam consumption.
True
False

4. In a Lamont boiler, there is a _________ circulation of water and steam.
Forced
Natural

5. Locomotive boiler produces steam at a very high rate.
Yes
No

6. The capacity and working pressure of a Cornish boiler is _________ as compared to Lancashire boiler.
Low
High

7. The rate of flow of steam is _________ in case of fire tube boilers.
Less
More

8. In surface condensers, the condensate and the cooling water mixes up.
True
False

9. Combustion of fuel takes place _________ the engine cylinder of a steam engine.
Outside
Inside

10. Babcock and Wilcox boiler is a stationary type of water tube boiler.
Correct
Incorrect

11. A Cochran boiler is a horizontal multi-tubular boiler.
Yes
No

12. A condenser maintains a low pressure (below atmospheric) so as to obtain the maximum possible energy from steam and thus to secure a high efficiency.
Agree
Disagree

13. The amount of water evaporated from and at 100° C into dry and saturated steam is called evaporative capacity of a boiler.
Yes
No

14. The difference between the atmospheric pressure and the absolute pressure is known as vacuum in a condenser.
Agree
Disagree

15. There is about 15 to 20% of coal saving when an economiser is used in a boiler.
True
False

16. A water level indicator is a device to indicate the exact water level in the boiler at any instant.
True
False

17. A receiver type compound engine requires a lighter flywheel.
Yes
No

18. A device used to empty the boiler whenever required and to discharge the mud, scale or sediments which are accumulated at the bottom of the boiler, is called blow off cock.
Yes
No

19. The crown of the fire box is made hemispherical in order to resist intense heat in the fire box.
True
False

20. The ratio of heat actually used in producing the steam to the heat liberated in the furnace is known as equivalent evaporation from and at 100° C.
Correct
Incorrect

     Score =

Correct answers:

Share on Google Plus

    FB Comments
    Comments

0 comments:

Post a Comment