Home » Chemical Engineering Quiz » Furnace Technology Quiz 1

Furnace Technology Quiz 1

0%
0

Furnace Technology Quiz 1

1 / 50

If the flame is produced under the hearth and then sweeps up into the heating chamber, this is called a/an _______ furnace?

2 / 50

Hearth furnaces are not used for______?

3 / 50

Coke ovens in steel plant are heated by______?

4 / 50

In case of pulverised coal fired steam boiler, the secondary air serves the main purpose of__________?

5 / 50

Combustion of fuel in a furnace with oxygen enriched air results in higher___________?

6 / 50

Ceramic recuperators compared to metallic recuperators for the same duty__________?

7 / 50

Higher furnace temperature cannot be achieved by use of a lean fuel gas in the furnace by__________?

8 / 50

In order to maintain an oxidising atmosphere in a furnace, it should have___________?

9 / 50

Ceramic recuperators (made of SiC) is economical, only when used for preheating combustion air above ______ ?C?

10 / 50

If fuel and air are mixed ahead of the burner, it is called a/an _______ burner?

11 / 50

______ furnace is not an electric furnace?

12 / 50

Design of waste heat boiler for recovery of waste heat from furnace gases depends upon the__________?

13 / 50

Air filtration in a furnace_____?

14 / 50

Fuel economy in an industrial furnace operation cannot be achieved by the use of___________?

15 / 50

Furnace aerodynamics is related to the ______ in the furnace?

16 / 50

An electric furnace producing heat by means of an electric arc struck between each of three electrodes and the charge is called _____ furnace?

17 / 50

Dampers are located___________?

18 / 50

Cement Kiln is a_____?

19 / 50

In reverberatory furnace, charge is heated mainly by___________?

20 / 50

In practical operation of any furnace, zero oxygen percentage or theoretical CO2 percentage in flue gas is rarely achieved, because of___________?

21 / 50

Forced recirculation of furnace gases is practised________?

22 / 50

In a muffle furnace, the muffle__________?

23 / 50

Artificial draught produced by a fan in the furnace can be controlled by the_____?

24 / 50

Advantages of use of preheated combustion air are___________?

25 / 50

Circulation of gases in furnace is caused by the__________?

26 / 50

An example of shaft furnace is the___________?

27 / 50

_______ is an indirectly heated furnace?

28 / 50

Flue gas outlet temperature from the chimney of any furnace should be ideally about _______ ?C?

29 / 50

Heat balance of furnace provides means of determining the__________?

30 / 50

Decarburisation of steel___________?

31 / 50

Heat transfer takes place through a liquid medium surrounding the submerged material under heating, in case of a/an___________?

32 / 50

In furnaces operating at very high temperature (say) 1250?C, e.g. soaking pit), the maximum heat transfer takes place by___________?

33 / 50

Acid dew point temperature (ADT) of a flue gas produced by the combustion of a fuel containing 1% sulphur may be about _____ ?C?

34 / 50

An example of recuperative furnace is the___________?

35 / 50

Ceramic coating material for furnace refractory, which increases its emissivity and thus the radiation heat transfer rate in the furnace, comprises of__________?

36 / 50

Furnace pressure is normally controlled by regulating the___________?

37 / 50

Heat transfer rate to the charge/stock in a furnace does not depend upon the_________?

38 / 50

A refractory wall separating the stock and the source of heat is provided in a___________?

39 / 50

In a heating process, a heat flow diagram in which the quantities of heat in the various items of a heat balance are represented by the width of a band is called the___________?

40 / 50

In salt bath furnace, heat is transferred to the charge mainly by ___________?

41 / 50

Combustion of furnace oil in a furnace (soaking pit) with preheated combustion air at 400?C results in saving of about __________ percent furnace oil as compared to its combustion with atmospheric air, if the flue gas outlet temperature from the soaking pit is 1200?C ?

42 / 50

An improved and fuel efficient version of the pusher type reheating furnace is the _______ furnace?

43 / 50

An example of indirectly heated furnace is the__________?

44 / 50

An example of a periodic furnace is the___________?

45 / 50

Fuel economy in furnaces can be achieved by__________?

46 / 50

Amount of coal lost in ash particle, which is carried through the boiler system, depends upon the___________?

47 / 50

Example of an indirectly heated furnace is___________?

48 / 50

In low or standard frequency induction furnace, heat is produced by the_________?

49 / 50

______ atmosphere is maintained inside an iron blast furnace?

50 / 50

Heat transfer rate to the stock/charge in the furnace does not depend upon the_________?

Provide Your Information

Your score is

The average score is 0%

0%

Share on facebook
Facebook
Share on twitter
Twitter
Share on whatsapp
WhatsApp
Chemical Engineering Basics Quiz 1
Chemical Engineering Basics Quiz 2
Chemical Engineering Basics Quiz 3
Chemical Engineering Basics Quiz 4
Chemical Engineering Basics Quiz 5
Chemical Engineering Basics Quiz 6
Chemical Engineering Basics Quiz 7
Chemical Engineering Basics Quiz 8
Chemical Engineering Basics Quiz 9
Chemical Engineering Basics Quiz 10

Help Concept 360 Please. We need 500 Youtube Subscriber. Please Subscribe our Youtube Channel. Click below link to subscribe Please

آپ سے گزارش ہے کہ ہمارے یوٹیوب چینل کوسبسکرائب کر کے ہماری مدد کریں جیسا کہ یہ ویب سائٹ آپکی مدد کر رہی ہے۔ شکریہ