Physics, 25.07.2021 09:30 lucylubugg
(a) State Hook's law. [2]
(b) The walls of the tyres on a car are made of a rubber
compound. The variation with stress of the strain of a
specimen of this rubber compound is shown in Fig. 1.2.
As the car moves, the walls of the tyres end and straighten
continuously. Use Fig. 1.2 to explain why the walls of the
tyres become warm
[3]
hin
Fig. 1.2.
Answers: 1
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(a) State Hook's law. [2]
(b) The walls of the tyres on a car are made of a rubber
compound....
compound....
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