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Test: Plastics, Ceramics & Composite Materials - 1 - Mechanical Engineering MCQ


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10 Questions MCQ Test Topicwise Question Bank for Mechanical Engineering - Test: Plastics, Ceramics & Composite Materials - 1

Test: Plastics, Ceramics & Composite Materials - 1 for Mechanical Engineering 2024 is part of Topicwise Question Bank for Mechanical Engineering preparation. The Test: Plastics, Ceramics & Composite Materials - 1 questions and answers have been prepared according to the Mechanical Engineering exam syllabus.The Test: Plastics, Ceramics & Composite Materials - 1 MCQs are made for Mechanical Engineering 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Plastics, Ceramics & Composite Materials - 1 below.
Solutions of Test: Plastics, Ceramics & Composite Materials - 1 questions in English are available as part of our Topicwise Question Bank for Mechanical Engineering for Mechanical Engineering & Test: Plastics, Ceramics & Composite Materials - 1 solutions in Hindi for Topicwise Question Bank for Mechanical Engineering course. Download more important topics, notes, lectures and mock test series for Mechanical Engineering Exam by signing up for free. Attempt Test: Plastics, Ceramics & Composite Materials - 1 | 10 questions in 30 minutes | Mock test for Mechanical Engineering preparation | Free important questions MCQ to study Topicwise Question Bank for Mechanical Engineering for Mechanical Engineering Exam | Download free PDF with solutions
Test: Plastics, Ceramics & Composite Materials - 1 - Question 1

The main constituents of plastics are

Test: Plastics, Ceramics & Composite Materials - 1 - Question 2

Pick up the wrong statement:

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Test: Plastics, Ceramics & Composite Materials - 1 - Question 3

There occurs an increase in softness, flexibility and ease in processing of plastics with the addition of

Detailed Solution for Test: Plastics, Ceramics & Composite Materials - 1 - Question 3

There occurs an increase in softness, flexibility and ease in processing of plastics with the addition of (a) fillers (b) catalysts (c) plasticizers (d) asbestos

Test: Plastics, Ceramics & Composite Materials - 1 - Question 4

Select the true statements among the following:
Thermosetting plastics are
1. Formed by addition polymerisation
2. Formed by condensation polymerisation
3. Softened on heating and hardened on cooling for any number of times
4. Moulded by heating and cooling

Test: Plastics, Ceramics & Composite Materials - 1 - Question 5

The chemical name of Bakelite is

Test: Plastics, Ceramics & Composite Materials - 1 - Question 6

The chemical name of teflon is

Detailed Solution for Test: Plastics, Ceramics & Composite Materials - 1 - Question 6

Teflon is a thermoplastic polymer. Its chemical name is polytetra fluoroethylene. It finds applications in nonlubricating bearings, because of its very low coefficient of friction.

Test: Plastics, Ceramics & Composite Materials - 1 - Question 7

Which of the following polymers produces HCI as condensate?

Detailed Solution for Test: Plastics, Ceramics & Composite Materials - 1 - Question 7

The main polycarbonate material is produced by the reaction of bisphenol A(BPA) and phosgene CO CI2 HCI is final by product.

Test: Plastics, Ceramics & Composite Materials - 1 - Question 8

The natural fibres are made from simple molecule that is known as

Test: Plastics, Ceramics & Composite Materials - 1 - Question 9

The fibres which resemble wool are known as

Detailed Solution for Test: Plastics, Ceramics & Composite Materials - 1 - Question 9

We wear sweaters and use shawls or blankets in the winter. Many of these are actually not made from natural wool, though they appear to resemble wool. These are prepared from another type of synthetic fibre called acrylic. They are available in range of colors.

Test: Plastics, Ceramics & Composite Materials - 1 - Question 10

Consider the following types of waste:
1. Cotton cloth
2. Woollen clothes
3. Metal parts
4. Plastic bags

Q. Which of the above are non-biodegradable?

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