Question

Oil rises up the wick in a lamp because

• A. Oil is volatile
• B. Oil is very light
• C. Of the surface tension phenomenon
• D. Of the diffusion of oil through the wick

Answer 1

Answer: (C)

Of the surface tension phenomenon

$\begin{array}{c}\text{since wick has cappliary's by the help of surface tension}\\ \text{of rises up the wick.}\end{array}$