What fluid is in the device shown in Figure 11.26 if the force is 3.16 × 10^-3 N and the length of the wire is 2.50 cm? Calculate the surface tension γ and find a likely match from Table 11.3.

Data given in Table 11.3

Data given in figure 11.26

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Liquid Water at 0°C Water at 20°C Water at 100°C Soapy water (typical) Ethyl alcohol Glycerin Mercury Surface tension y(N/m) 0.0756 0.0728 0.0589 0.0370 0.0223 0.0631 0.465