Laser welding is widely employed in the __________________ industries ?

Question: Orlon is
[A].

a copolymer.

[B].

a condensation polymer.

[C].

obtained by polymerising vinyl cyanide.

[D].

all (a), (b) and (c).

Answer: Option C

Explanation:

No answer description available for this question.

Question: Rayon is superior to cotton in making gauge for wound treatment, because rayon
[A].

is a synthetic polymer.

[B].

does not stick to the wound unlike cotton.

[C].

can absorb over 90% of its own weight of water.

[D].

both (b) and (c).

Answer: Option B

Explanation:

No answer description available for this question.