3 SEPTEMBER 2021 CURRENT AFFAIRS QUIZ

The shift conversion reaction taking place during water gas manufacture is given by

CO + H₂O ⟷ CO₂ + H₂

None of these

C + H₂O ⟷ CO + H₂

C + 2H₂O ⟷ CO₂ + 2H₂

TRUE ANSWER : ?
YOUR ANSWER : ?

Flue gas discharge velocity through chimney of a big thermal power plant may be around __________ m/sec.

50

0.5

10

500

TRUE ANSWER : ?
YOUR ANSWER : ?

High temperature in gasification of coal favours

Low production of CO₂

High production of CO₂

Both B and C

High production of CO

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is a poisonous fuel gas?

Blast furnace gas

None of these

Coke oven gas

Natural gas

TRUE ANSWER : ?
YOUR ANSWER : ?

Quantity of coke oven gas produced by high temperature carbonisation of one ton of dry coal may be around __________ Nm³.

30, 000

30

3000

300

TRUE ANSWER : ?
YOUR ANSWER : ?

Calorific values of both the solid as well as the liquid fuels can be determined by __________ calorimeter.

Junkar's

Bomb

None of these

Boy's

TRUE ANSWER : ?
YOUR ANSWER : ?

Coke oven gas is stripped of its H₂S and mercaptans content by

Absorption in wash oil

Bubbling it through dilute sulphuric acid

Adsorption on bog iron bed

Adsorption on silica gel

TRUE ANSWER : ?
YOUR ANSWER : ?

The function of secondary combustion air is to

Completely burn the volatile matter

None of these

Pneumatically convey the pulverised coal

Burn the lumpy coal

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is coking?

Neither A nor B

Fussain

Both A & B

Vitrain

TRUE ANSWER : ?
YOUR ANSWER : ?

High sulphur content in a fuel __________ of the flue gases.

Increases the dew point

Both B & C

Decreases the dew point

Reduces the combustion efficiency by limiting the permissible temperature reduction

TRUE ANSWER : ?
YOUR ANSWER : ?

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