Question

answer is fast.......​

Answer 1

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1. d

cellulose

Rayon is produced by dissolving cellulose followed by the conversion of this solution back to insoluble fibrous cellulose. Various processes have been developed for this regeneration. Principally, the methods are the Cuprammonium method, Viscose method, and the Lyocell Process....

2. b

oil are helps in increasing of the friction...

3. c

Friction is independent of the area of contact so long as there is an area of contact. The coefficient of static friction is slightly greater than the coefficient of kinetic friction. Within rather large limits, kinetic friction is independent of velocity. Friction depends upon the nature of the surfaces in contact....

4. b

we will pull the rope in the flag hosting...

5. Bakelite

Answer 2

Answer:

1 - Cellulose

3 - Are of contacts

4 - Push and pull

Explanation:

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