Deck 4: Pipes, Valves, and Pumps in the Dairy Industry

Question 1

What is the aim of pipes system in the dairy industry?

A)facilitate product flow
B)pasteurization
C)fouling
D)storage

Answer 1

facilitate product flow

Question 2

4 LAYING, JOINTING AND TESTING OF PIPES - APPURTENANCES

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

Answer 2

ceramic

Question 3

Which grade of stainless steel is known as acid proof steel?

A)aisi 304
B)aisi 316
C)sis 2333
D)sis 2359

Answer 3

aisi 316

Question 4

Which of the following valves is used to maintain pressure in the system?

A)pressure relief valve
B)check valve
C)manual control valve with variable flow plug
D)pneumatic control valve with variable-flow plug

Question 5

Which of the following pump is based on the type of power?

A)low lift pump
B)high lift pump
C)air lift pump
D)steam engine pump

Question 6

Displacement pump is classified on the basis of________                  

A)mechanical operation of principle
B)type of power
C)type of service
D)efficiency

Question 7

Which of the following pump is classified based on the type of service?

A)displacement pump
B)centrifugal pump
C)deep well pump
D)electric driven pump

Question 8

The centrifugal pump has a____________flow.

A)variable
B)uniform
C)continuous
D)constant

Question 9

The speed at which the centrifugal pump runs (in r.p.m) is________                  

A)200
B)300
C)500
D)1200

Question 10

The maximum efficiency of a centrifugal pump is________                  

A)50%
B)60%
C)85%
D)100%

Question 11

Based on the type of casing, the centrifugal pump is divided into____________types.

A)2
B)3
C)4
D)5

Question 12

____________ pumps produce a head and a flow by increasing the velocity of the liquid with the help of the rotating vane impeller.

A)displacement pumps
B)positive pumps
C)centrifugal pumps
D)rotating pumps

Question 13

What are the pumps that operate by alternately filling a cavity and then displacing a given volume of liquid called?

A)centrifugal pump
B)rotating pump
C)positive displacement pump
D)roto-dynamic pump

Question 14

The two types of pumps behave very differently regarding pressure head and flow rate.

Question 15

A steam pump is a type of centrifugal pump.

Question 16

What are the pumps with one or more impellers called?

A)ansi process pumps
B)api process pumps
C)centrifugal pumps
D)positive displacement pumps

Question 17

Why are booster pumps used?

A)higher flow
B)boost pressure
C)chop solids
D)maintain flow

Question 18

Why are cryogenic pumps used?

A)boost pressure
B)handle low temperature liquids
C)handle high temperature liquids
D)pump small quantities of liquids

Question 19

End suction pumps are the common type of____________pumps.

A)drum pumps
B)centrifugal pumps
C)positive displacement pumps
D)grinder pumps

Question 20

Which pump among the ones mentioned below can be located above the suction reservoir without an external priming system?

A)slurry pumps
B)self-priming pumps
C)submersible pumps
D)trash pumps

Question 21

Which type of pump is designed to handle rocks and other solids?

A)trash pumps
B)submersible pumps
C)slurry pumps
D)self-priming pumps

Question 22

Which type of pump should be used in order to handle low viscosity fluids?

A)centrifugal pump
B)displacement pump
C)submersible pump
D)end suction pump

Question 23

Which type of pump should be selected in order to pump the sewage from a septic tank to the water treatment system?

A)vertical sump pump
B)progressive cavity pump
C)submersible pump
D)screw pump

Question 24

In an activated sludge process which type of pump is used to recirculate the sludge?

A)booster pump
B)centrifugal pump
C)vane pump
D)vertical turbine pump

Question 25

Which type of pump is used while handling the sludge disposal system?

A)screw pump
B)multistage pump
C)self-priming pump
D)vertical pump