FURNACE TECHNOLOGY QUIZ

Means for giving direction to the circulation of gases in furnaces are

Location of outlet ports and heating & combustion devices

Arrangement of heating stock in the furnaces

Fans

All of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is a rotary furnace?

Stoves

Annealing furnace

Lime kiln

Soaking pit

TRUE ANSWER : ?
YOUR ANSWER : ?

Reheating furnace (pusher type) is used for heating

Steel coils

Slabs

Steel sheets

Ingots

TRUE ANSWER : ?
YOUR ANSWER : ?

Which is a regenerative furnace?

Open hearth furnace

Both A and B

Coke oven heating chamber

Neither A nor B

TRUE ANSWER : ?
YOUR ANSWER : ?

Calcination of limestone to produce lime is done in a __________ kiln.

Tunnel

Both B and C

Rotary

Vertical shaft

TRUE ANSWER : ?
YOUR ANSWER : ?

Regenerators are used for waste heat recovery in

Beehive coke oven

Blast furnace stoves

Soaking pits

By-product coke ovens

TRUE ANSWER : ?
YOUR ANSWER : ?

Which one is not an induced draught furnace?

Sintering furnace

Blast furnace stove

None of these

High pressure boiler

TRUE ANSWER : ?
YOUR ANSWER : ?

An example of shaft furnace is the

Glass melting tank

Soaking pit

L.D. converter

Blast furnace

TRUE ANSWER : ?
YOUR ANSWER : ?

An example of indirectly heated furnace is the

Soaking pit

Reheating furnace

Muffle furnace

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Circulation of gases in furnace is caused by the

All of these

Difference in density between hot and cold gases

Change in volume during a change of temperature

Furnace pressure in conjunction with draft in flues

TRUE ANSWER : ?
YOUR ANSWER : ?

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