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C.V. (kcal/Nm3) of gaseous fuels __________ with increase in molecular weight.

Question: C.V. (kcal/Nm3) of gaseous fuels __________ with increase in molecular weight.
[A].

decreases

[B].

increases

[C].

remains constant

[D].

may increase or decrease, depends on combustibles.

Answer: Option D

Explanation:

No answer description available for this question.

C.V. (kcal/Nm3) of gaseous fuels __________ with increase in molecular weight. Read More »

By which numbers trained nurses are represented ?

Venn Diagrams, Verbal Reasoning / admin

Question: By which numbers trained nurses are represented ?
[A].

3, 6

[B].

7, 5

[C].

5, 6

[D].

1, 5

Answer: Option C

Explanation:

No answer description available for this question.

By which numbers trained nurses are represented ? Read More »

Venn Diagrams, Verbal Reasoning

If oxygen content in the flue gas rises too high, fuel is being wasted by

CHEMICAL ENGINEERING, Fuels and Combustion / admin

Question: If oxygen content in the flue gas rises too high, fuel is being wasted by
[A].

incomplete combustion.

[B].

dry gas/stack gas loss.

[C].

moisture loss.

[D].

none of these.

Answer: Option B

Explanation:

No answer description available for this question.

If oxygen content in the flue gas rises too high, fuel is being wasted by Read More »

CHEMICAL ENGINEERING, Fuels and Combustion

Fuel combustion is never cent per cent efficient due to

CHEMICAL ENGINEERING, Fuels and Combustion / admin

Question: Fuel combustion is never cent per cent efficient due to
[A].

incomplete combustion

[B].

dry gas/stack gas loss

[C].

moisture loss

[D].

all (a), (b) and (c)

Answer: Option D

Explanation:

No answer description available for this question.

Fuel combustion is never cent per cent efficient due to Read More »

CHEMICAL ENGINEERING, Fuels and Combustion

Coking time in beehive coke oven is about

CHEMICAL ENGINEERING, Fuels and Combustion / admin

Question: Coking time in beehive coke oven is about
[A].

12 hours

[B].

2-3 days

[C].

one week

[D].

two weeks

Answer: Option B

Explanation:

No answer description available for this question.

Coking time in beehive coke oven is about Read More »

CHEMICAL ENGINEERING, Fuels and Combustion

Coking time in a commercial high temperature coal carbonisation plant is about __________ hours.

CHEMICAL ENGINEERING, Fuels and Combustion / admin

Question: Coking time in a commercial high temperature coal carbonisation plant is about __________ hours.
[A].

[B].

[C].

[D].

Answer: Option B

Explanation:

No answer description available for this question.

Coking time in a commercial high temperature coal carbonisation plant is about __________ hours. Read More »

CHEMICAL ENGINEERING, Fuels and Combustion

Coke ovens in steel plant are heated by

CHEMICAL ENGINEERING, Fuels and Combustion / admin

Question: Coke ovens in steel plant are heated by
[A].

electricity

[B].

coke oven gas

[C].

mixed gas

[D].

both(b) & (c)

Answer: Option D

Explanation:

No answer description available for this question.

Coke ovens in steel plant are heated by Read More »

CHEMICAL ENGINEERING, Fuels and Combustion

Yield of coke oven gas in low temperature carbonisation of coal is about __________ Nm3 /ton of dry coal.

CHEMICAL ENGINEERING, Fuels and Combustion / admin

Question: Yield of coke oven gas in low temperature carbonisation of coal is about __________ Nm3 /ton of dry coal.
[A].

[B].

160

[C].

500

[D].

750

Answer: Option B

Explanation:

No answer description available for this question.

Yield of coke oven gas in low temperature carbonisation of coal is about __________ Nm3 /ton of dry coal. Read More »

CHEMICAL ENGINEERING, Fuels and Combustion

Calorific value of coke even gas produced by low temperature carbonisation of coal is about __________ Kcal/Nm3.

CHEMICAL ENGINEERING, Fuels and Combustion / admin

Question: Calorific value of coke even gas produced by low temperature carbonisation of coal is about __________ Kcal/Nm3.
[A].

4000

[B].

2500

[C].

6500

[D].

10000

Answer: Option C

Explanation:

No answer description available for this question.

Calorific value of coke even gas produced by low temperature carbonisation of coal is about __________ Kcal/Nm3. Read More »

CHEMICAL ENGINEERING, Fuels and Combustion

Ammonia content in raw coke oven gas is about __________ gm/Nm3.

CHEMICAL ENGINEERING, Fuels and Combustion / admin

Question: Ammonia content in raw coke oven gas is about __________ gm/Nm3.
[A].

[B].

[C].

[D].

100

Answer: Option B

Explanation:

No answer description available for this question.

Ammonia content in raw coke oven gas is about __________ gm/Nm3. Read More »

CHEMICAL ENGINEERING, Fuels and Combustion

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