Q. 3 If the surface tensions of H₂O and CsHisOH at 20 °C are 72, 17.0 dyne/ cm respectively while the interfacial tension was 10.7 dyne / cm. Calculate (ii) adhesion work between H₂O and C8H15OH (i) cohesion work of C8H₁5OH (iii) Predict if the CsHisOH will spread on the water surface or No

Elements Of Electromagnetics
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Q. 3 If the surface tensions of H₂O and C8H₁5OH at 20 °C are 72, 17.0 dyne/ cm
respectively while the interfacial tension was 10.7 dyne / cm. Calculate
(i) cohesion work of C8H15OH (ii) adhesion work between H₂O and C8H15OH
(iii) Predict if the C8H15OH will spread on the water surface or No
Transcribed Image Text:Q. 3 If the surface tensions of H₂O and C8H₁5OH at 20 °C are 72, 17.0 dyne/ cm respectively while the interfacial tension was 10.7 dyne / cm. Calculate (i) cohesion work of C8H15OH (ii) adhesion work between H₂O and C8H15OH (iii) Predict if the C8H15OH will spread on the water surface or No
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