Deck 3: Water and Pipe Regulations

Question 1

Which CWA program controls water pollution by regulating point sources?

A)spcc
B)pcc
C)npdes
D)pda

Answer 1

npdes

Question 2

Which CWA program manages non-point source pollution?

A)npsmp
B)nsppp
C)nsgop
D)npsra

Answer 2

npsmp

Question 3

The design period of storage reservoir can be given as________          

A)50 yr
B)20 yr
C)30 yr
D)10 yr

Answer 3

50 yr

Question 4

Which material is used for pipes which are in contact with milk or product?

A)stainless steel
B)copper
C)ceramic
D)plastic

Question 5

Which material is used for pipes which conduct water and air?

A)stainless steel
B)copper
C)ceramic
D)plastic

Question 6

Which material is used for pipes which conduct waste?

A)stainless steel
B)copper
C)ceramic
D)plastic

Question 7

Which of the following are installed in order to collect product samples hygienically for quality analysis?

A)bends
B)reducers
C)sampling device
D)tees

Question 8

Which among the following is not a permanent wielding connection?

A)bends
B)reducers
C)sampling device
D)tees

Question 9

Calculate area of a pipe if, flow rate is 20 l/min and flow velocity is 5 cm/s.

A)66.66 cm²
B)60 cm²
C)62 cm²
D)64 cm²

Question 10

Which among the following is shut-off and change over valve?

A)seat valve
B)butterfly valve
C)seat valve and butterfly valve
D)bend

Question 11

To prevent the product flow in the wrong direction which of the following valve is used?

A)seat valve
B)butterfly valve
C)seat valve and butterfly valve
D)check valve

Question 12

The pipes will expand considerably when the product temperatures are high and during cleaning.

Question 13

Valves with constant outlet pressure are used after which of the following machines?

A)separator
B)pasteurizer
C)homogenizer
D)filling machine

Question 14

What is the total loss developed in a series of pipes?

A)sum of losses in each pipe only
B)sum of local losses only
C)sum of local losses plus the losses in each pipe
D)zero

Question 15

The total head loss for the system is equal to                   

A)pipe length
B)pipe diameter
C)width of the reservoir
D)height difference of reservoirs

Question 16

Which among the following is not a loss that is developed in the pipe?

A)entry
B)exit
C)connection between two pipes
D)liquid velocity

Question 17

How do we determine the total discharge through parallel pipes?

A)add them.
B)subtract them
C)multiply them
D)divide them

Question 18

The pipe diameter is________        

A)directly proportional to fluid density
B)directly proportional to mass flow rate
C)inversely proportional to mass flow rate
D)directly proportional to fluid velocity

Question 19

Define Viscosity.

A)resistance to flow of object
B)resistance to flow of air
C)resistance to flow of fluid
D)resistance to flow of heat

Question 20

Coefficient of friction of a laminar flow is                   

A)re/16
B)re/64
C)16/re
D)64/re