Refractory and Polymer Technology MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Refractory and Polymer Technology, a fundamental topic in the field of Basic Chemical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Refractory and Polymer Technology MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Refractory and Polymer Technology mcq questions that explore various aspects of Refractory and Polymer Technology problems. Each MCQ is crafted to challenge your understanding of Refractory and Polymer Technology principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Basic Chemical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Refractory and Polymer Technology MCQs are your pathway to success in mastering this essential Basic Chemical Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Refractory and Polymer Technology. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Refractory and Polymer Technology knowledge to the test? Let's get started with our carefully curated MCQs!

Refractory and Polymer Technology MCQs | Page 15 of 52

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Discuss
Answer: (d).all (a), (b) and (c).
Q142.
Which is the stable form of silica between 1470°C and the melting point 1713°C ?
Discuss
Answer: (a).Cristobalite
Q143.
Refractories are dried in the
Discuss
Answer: (b).tunnel kilns
Q144.
Cermets are combination of ceramic and metallic materials due to which they have high strength & resistance to high temperature. Cermets are used in the
Discuss
Answer: (b).nuclear reactors, missiles & space crafts.
Q145.
Hot metal runner in blast furnace are lined with __________ bricks.
Discuss
Answer: (c).fireclay
Q146.
Spray test determines the __________ of refractories.
Discuss
Answer: (a).resistance to slag penetration
Q147.
Thermal diffusivity of a refractory brick is high, when its __________ is high.
Discuss
Answer: (c).thermal conductivity
Discuss
Answer: (d).all (a), (b) and (c).
Q149.
Vacuum steel degassing units are lined with
Discuss
Answer: (c).high alumina bricks
Q150.
Pyrometric cone equivalent (PCE) value (Segar cone) of 'superduty refractories' is more than 33 which corresponds to a temperature of __________ °C.
Discuss
Answer: (d).1730