Saved Bookmarks
| 1. |
A staw6 cmlongfloatsanwater. Thewaterfilmon onesidehassurfacetensionof 50dyne / cmonthe othersidecamphorreducesthe surfacetensionto 40dyne/cm. Theresultantforceactingon thestrawis 12 Kdyne. findK |
|
Answer» |
|