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In “Identification of fibres – Burning t...

In “Identification of fibres – Burning test activity what are the precautions to be taken.

A

Yarn should be burnt by maintaining a minimum distance to the flame

B

Yarn should not be burnt by keeping them in hands

C

We should not smell the smoke

D

All the above

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VGS PUBLICATION-BRILLIANT-SYNTHETIC FIBERES AND PLASTICS-EXERCISE
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  2. A plastic plece is burnt on spirit lamp by holding it with a holder. T...

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  3. What are the steps taken by you by knowing the impacts of improper use...

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  4. What is the suggestion made by you to your mother while she is cooking...

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  5. Abhishek wanted to know what are thermoplastics and thermosetting plas...

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  6. Suneetha tested tensile strength of wool, cotton, silk and Nylon, whos...

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  7. Identifying fibres burining test: If the yarn melts in the flame, wha...

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  8. Identify the characteristics of Nylon. I)Nylon fibre is strong,ii) Ela...

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  9. P:Thermoplastic which will soften when heated Q:Thermosetting plastics...

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  10. Which of the following is the closest reason for preserving acids in p...

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  11. Which is an example of thermo setting polymer

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  12. Nylon : Synthetic fibre :: :Cellulose fibre

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  13. Which one of the following is/are not a thermosetting polymer

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  14. “Universal recycling symbol is chasing arrows. Inside the arrows there...

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  15. Shobhan planned to visit Kashmir along with his parents. What types of...

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  16. Which of this statements about acrylic is wrong?

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  17. In “Identification of fibres – Burning test activity what are the prec...

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  18. Which types of clothing is MOST suitable for wearing in very cold hill...

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  19. What does polymer mean?

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  20. Why do we store drinks in PET bottles?

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