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 19 of 52

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Discuss
Answer: (b).are used in the hearth of blast furnace.
Q182.
Which is the most stable crystalline form of silica at room temperature ?
Discuss
Answer: (a).Quartz
Discuss
Answer: (a).crack when subjected to sudden change of temperature.
Q184.
PCE value (Segar cone) of superduty refractories is more than 33, which is equivalent to a temperature of __________ °C.
Discuss
Answer: (d).1730
Q185.
Which of the following is not an acidic refractory ?
Discuss
Answer: (d).Magnesia bricks
Discuss
Answer: (b).low thermal conductivity
Q187.
Cold crushing strength of ordinary fireclay brick is about 950 kg/cm² . On exposure to a temperature of about 1500°C, its crushing strength may come down to as low as __________ kg/cm² .
Discuss
Answer: (d).65
Discuss
Answer: (b).is produced from baddeleyite.
Q189.
Which one contains maximum percentage of Alβ‚‚O₃ ?
Discuss
Answer: (b).Sillimanite
Q190.
Which of the following does not occur during firing/burning of refractories ?
Discuss
Answer: (c).Decrease in crushing strength.