Question

Ratio of inertia force to surface tension is known as

• A. Mach number
• B. Froude number
• C. Reynold's number
• D. Weber number

Answer 1

Answer:

D. Weber number

Weber number (We): It is defined as the ratio of the inertia force to surface tension force and $We = \frac {\rho V ^ 2 l}{\sigma}$