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Surface Tension
Instructor: Sara Serwer Youns
Email:sara.sarwer@tiu.edu.iq
Tishk International University
Mechatronics Engineering Department
Fluid Mechanics
Week 4 Lecture 5: 27/10 /2021
Previous Lecture
• Solving problems of viscosity
• Types of fluid
Example 1
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Example 2
Example 3
Adhesive forces & Cohesive Forces
• adhesive forces refers to the attractive forces between unlikesubstance, Adhesion is generally the force of attraction presentbetween the water molecules and the walls of vessels.
• Cohesive Forces :the force of cohesion is defined as the force of attraction between molecules of the same substance.
Next Lecture
• Capilarity
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