Question

A rubber band can be pulled to several

items its original length.

a) Draw the stress-strain graph of a

rubber band. (1)

b) Rope of cranes is made of a

number of thin wires braided together.

Why?​

Answer 1

Answer:

b ) Rope of cranes is made of a

number of thin wires braided together because when the number thin wires combine together and stress is reduced and as we increase the number of wires stress becomes less and less. The stress gets divided between the thin wires.