For efficient performance of a blast furnace, the ex... - Solved MCQs & Answer

4293Chemical EngineeringMedium

For efficient performance of a blast furnace, the extent of reduction of Wustite (FeO) should be________?

A50-60% indirect reduction

B30-40% indirect reduction

C100% direct reduction

D100% indirect reduction

Correct answer

A. 50-60% indirect reduction

Explanation

The correct answer is 50-60% indirect reduction.

Related Chemical Engineering MCQs

View all 8342 MCQs →

MCQ #4295

Which of the following polymers has the tendency of decomposing before melting?

Ans: PVCRead →

MCQ #4291

What is the value of ‘n’ if the reaction rate of the chemical reaction A → B, is proportional to CA n and it is found that the reaction rate triples, when the concentration of ‘A’ is increased 9 times?

Ans: 1/2Read →

MCQ #4296

For a homogeneous reaction of nth order, the dimension of the rate constant is given by________?

Ans: (Concentration)1 – n/(time)Read →

MCQ #4290

Square steel key is normally strong in failure by shear & crushing. Keys are normally made of ________ steel bars?

Ans: Cold rolled mildRead →

MCQ #6378

Pick out the wrong statement?

Ans: The equipment used for the removal of traces of solids from a liquid is called a classifierRead →

MCQ #122

Ceramic recuperators are generally made of________?

Ans: Silicon carbideRead →