Question

Which of the following statement is or are incorrect? * 1 point
[A]. Acrylic is used for sweaters, furnishing fabrics and carpets.

[B]. Ryon is also used for making ropes for rock climbing.

[C]. Terylene is also mixed with natural fibre.

[D]. Plastics are used in spacecrafts.​

Answer 1

Answer:

Nylon fibres make strong ropes for rock climbing, not rayon. B is incorrect.

Answer 2

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(b) Rayon is also used for making ropes for rock climbing is an incorrect statement.

Why?

Nylon instead of Rayon fibre is used in making ropes for rock climbing and parachutes because it is a very strong fibre.

hope it helps:)