Question

According to equation of continuity when a liquid flows through a tube of variable cross section a with variable velocity v, the quantity that remains constant is

• A. $av^2$
• B. $a^2v$
• C. $av$
• D. $\frac{a}{v}$
• E. $\frac{a^2}{v}$

Answer 1

Answer: (D)

$\frac{a}{v}$

Answer 2

The correct option is (D) : $\frac{a}{v}$