freyashah146
freyashah146 freyashah146
  • 03-08-2016
  • Physics
contestada

What makes the steps of foot over bridge at railway station to wear out slowly?

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Аноним Аноним
  • 03-08-2016
The constant friction between the soles of shoes and the stairs leads to wear the tear of the stairs
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kasandra118322
kasandra118322 kasandra118322
  • 03-08-2016
Any step or path will wear due to the constant passage of feet over a long time. The rate of wear can be slowed by covering the steps with a hard-wearing non-slip coating.

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