Contact Angle Measurement
1. In superhydrophobic surface, the water bead on the substrate will:
2. Wetting can be quantified using contact angle __:
3. When a liquid has a very high surface energy, it will tend to be
4. Which of the following can not affect the contact angle:
5. Assuming that ultra high molecular weight polyethylene (UHMWPE) has neutral contact angle, then addition of carbon nanotubes (with lower surface energy) in UHMWPE matrix will tend to: