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23 August, 21:42

If a 79.6 kg dancer stands on one toe, what is the magnitude of pressure exerted on that toe to support his weight?

(Magnitude only! No negative numbers)

*Assume that tip of the dancer's toe has a radius of 0.02 m and has a circular area of contact.

Area of a circle=pi r suared

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Answers (1)
  1. 23 August, 21:44
    0
    621082.8 N/sq. m

    Explanation:

    Pressure = Force/Area

    or

    Pressure = Weight / πr^2

    Pressure = 79.6x 9.8 / 3.14 x (0.02) ^2

    Pressure = 621082.8
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