Question

The type of jump that forms when initial Froude Number lies between 2.5 and 4.5 is

• A. undualar jump
• B. weak jump
• C. oscillating jump
• D. steady jump

Answer 1

The correct option is C oscillating jump

Jump	Froude number
Undular jump	$1<F{r}_1<1.7$
Weak jump	$1.7<F{r}_1<2.5$
Oscillating jump	$2.5<F{r}_1<4.5$
Steady jump	$4.5<F{r}_1<9$
Strong jump	$F{r}_1>9$