Question

Match List -I (Type of curve) with List-II (Flow condition) and select the correct answer using the codes given below the lists:

List - I List -II

$A.M_{1}1.Slopeupwardinthedirectionofflow$
B. $H_3$ 2. Back water profile
C. $S_2$ 3. Hydraulic jump occurs
D. $A_2$ 4. Hydraulic drop occurs

Codes:

• A. A B C D
  1 4 3 2
• B. A B C D
  2 4 3 1
• C. A B C D
  1 3 4 2
• D. A B C D
  2 3 4 1

Answer 1

The correct option is D A B C D

2 3 4 1
When a $S_2$profile ends with a sudden drop of bed, the surface drops suddenly and it is called the hydraulic drop. This can happen with any profile except$A_2$.
There can be no hydraulic jump in $S_2$ profile.