Match List-I (Flow Meters) with List-II (Variable Parameters) and select the correct answer using the codes given below in the lists.

List-I
A. Nozzle Flowmeter
B. Turbine Flowmeter
C. Electromagnetic flow meter
D. Rotameter

List-II
1. Variable area
2. Variable frequency
3. Variable head
4. Variable amplitude

Codes:
A B C D
(a) 1 2 4 3
(b) 1 2 3 4
(c) 1 4 2 3
(d) 3 2 4 1

Q. Match List-I with List-II and select the correct answer using the codes given below the lists

List-I List-II
A. Yield line 1. 1
B. Gerber line 2. 2
C. Soderberg line 3. 3
D. Goodman line 4. 4

Codes:
A B C D
(a) 2 1 3 4
(b) 3 4 1 2
(c) 3 4 2 1
(d) 2 3 1 4

Q. Match List-I (Compounds) with List-II (Oxidation states of nitrogen) and select answer using the codes given below the lists.

	List -I		List-II
$\left(a\right)$	$Na{N}_3$	$\left(1\right)$	$+5$
$\left(b\right)$	$N_2{H}_2$	$\left(2\right)$	$+2$
$\left(c\right)$	$NO$	$\left(3\right)$	$-\frac{1}{3}$
$\left(d\right)$	$N_2{O}_5$	$\left(4\right)$	$-1$

Q. 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:

Q.

Match List-I (Typical occurrence) with List-II (Relevant flow condition) and select the correct answer using the codes given below the list:

$\begin{array}{cc}\text{List-I}& \text{List-II}\\ \text{A.Cavitation}& \text{1.Absence of fluid velocity}\\ \text{B.Separations}& \text{1. Fluid pressure reduces to vapour pressure}\\ \text{C.Stagnation point}& \text{3.Bluff body in flow}\\ \text{D.Wake}& \text{4.Adverse pressure gradient in widening boundaries of flow}\end{array}$

Codes:

$\begin{array}{ccccc}& A& B& C& D\\ \left(a\right)& 4& 2& 3& 1\\ \left(b\right)& 2& 4& 3& 1\\ \left(c\right)& 4& 2& 1& 3\\ \left(d\right)& 2& 4& 1& 3\end{array}$

Q.

Match List I with List II and select the correct answer using the codes given below the lists

List I (Compound) List II (Oxidation state of N)

(A) $N{O}_2$ (1) +5

(B) $HNO$ (2) -3

(C) $N{H}_3$ (3) +4

(D) $N_2{O}_5$ (4) +1