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CHEMICAL Engineering MCQs Set 4

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CHEMICAL ENGINEERING is a branch of chemical engineering that deals with the development of chemicals. MCQs for Job Test and Interview Preparation, Freshers, Students, Competitive Exams, and more. Here you will find multiple choice questions on themes such as Chemical Engineering Fundamentals, Chemical Processes, Reactions, Process Control and Instrumentation, and so on.

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Chemical Engineering MCQS Set 4

1 / 20

The materials which fracture even at small strains are termed as brittle, while those materials which exhibit an appreciable deformation before failure are termed as__________________?

2 / 20

Addition of silicon to cast iron ___________________?

 

3 / 20

The most serious manufacturing defect from fracture toughness point of view is____________________?

4 / 20

In fluid flow, and heat and mass transfer, one encounters (i) kinematic velocity (μ), (ii) molecular diffusivity (ζ) and thermal diffusivity (α). The units of these quantities are ?

5 / 20

______________________ is used as a material of construction for the blade of power saw ?

6 / 20

Fire in fuel gas pipelines is extinguished most effectively by _________________?

7 / 20

Pick out the wrong statement ?

8 / 20

Air-petrol ratio for maximum power generation in spark ignition engine is about_____________________?

9 / 20

Ceramic compounds as compared to metallic compounds ____________________ ?

10 / 20

Fibrous fracture is normally encountered in the ____________________ materials?

11 / 20

A steam carrying pipeline is insulated with two layers of insulating materials with the inferior insulation material forming the inner part. If the two insulating layers are interchanged, the heat conducted will____________________?

12 / 20

The elastic strain energy of a unit length of an edge dislocation as compared to that of a screw dislocation is____________________?

13 / 20

The capacity of a spring to store energy is called the spring form co-efficient. Stiffness of a spring is measured by the____________________?

14 / 20

______________ has the highest melting point out of the following ?

15 / 20

The dew point temperature lines on psychrometric charts are straight inclined sloping downwards to the right. When relative humidity of moist air is 100%, then_________________?

16 / 20

Galvanic corrosion cannot be prevented by___________________?

17 / 20

Out of the following, the best material capable of withstanding shock & vibration without the danger of cracking is ___________________?

18 / 20

Which of the following is not the function of a volute casing provided in a centrifugal pump ?

19 / 20

Fatigue limit improvement by over stressing the metal by successively increasing the load is called coaxing. In fatigue failure, the material fails ?

20 / 20

In an amorphous material, atoms defy any definite atomic structure and exist in random pattern just like in liquid. Which of the following is an amorphous material ?

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