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Low density polythene (LDP) is used in t...

Low density polythene (LDP) is used in the insulation of electricity carrying wires and manufacture of flexible pipes and squeeze bottles because

A

it is tough , hard and rigid

B

it is chemically inert , tough , flexible and poor conductor of electricity

C

it is very tough , good conductor of electricity and flexible

D

it is chemically inert , very soft , water absorbent and poor conductor of heat .

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The correct Answer is:
B
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NCERT FINGERTIPS-POLYMERS -Types Of Polymerisation Reaction
  1. The monomers used in addition polymerisation through free radical shou...

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  2. During addition polymerisation of ethene molecules , the initiator lik...

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  3. Low density polythene (LDP) is used in the insulation of electricity c...

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  4. High density polythene is obtained by

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  5. High density polymer is not

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  6. The difference in the densities of low density (LDP) and high density ...

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  7. Composition of Ziegler-Natta catalyst is

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  8. Which of the following polymers is not correctly matched ?

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  9. Terylene is a condensation polymer of ethylene glycol and

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  10. Nylon 6,6 is obained by condensation polymerisation of

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  11. Synthetic polymer prepared by using caprolactam is known as

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  12. Which of the following is a condensation polymer ?

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  13. Which of the following is not correctly matched ?

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  14. Formation of nylons and polyesters are called step growth polymerisat...

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  15. Match the polymers given in column I with the monomers in column II an...

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  16. Polymer which has amide linkage is

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  17. Dacron is an example of:

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  18. Which of the following polymers does not involve cross-linkages ?

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  19. Which among the following is a cross-linked polymer ?

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  20. Novolac on heating with formaldehyde undergoes to form an infusible s...

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