Verified Test Bank Chapter.16 Pumps 2nd Edition - Process Technology 2e Complete Test Bank by NAPTA. DOCX document preview.
Introduction to Process Technology (NAPTA)
Chapter 16 Pumps
1) What can pumps be driven by?
A) Air
B) Electric motors
C) Steam turbines
D) All of the above
Page Ref: 227
Objective: 16.1 Describe the purpose or function of pumps in the process industries
Blooms Level: Remember
2) Which of the following is an example of a positive displacement pump?
A) Axial
B) Rotary screw pump
C) Multi-stage centrifugal
D) Single-stage centrifugal
Page Ref: 227
Objective: 16.2 Explain the difference between the two common types of pumps used in the process industries: positive displacement and centrifugal.
Blooms Level: Remember
3) What type of pump uses impellers to generate outward force?
A) Dynamic
B) Plunger
C) Piston
D) Positive displacement
Page Ref: 227
Objective: 16.2 Explain the difference between the two common types of pumps used in the process industries: positive displacement and centrifugal.
Blooms Level: Understand
4) Why are centrifugal pumps used more often than positive displacement pumps?
A) They are more effective
B) They are less expensive
C) They require more space
D) They are more complex to operate
Page Ref: 228
Objective: 16.2 Explain the difference between the two common types of pumps used in the process industries: positive displacement and centrifugal.
Blooms Level: Understand
5) What type of pump moves liquids by rotating a screw or a set of lobes, gears, or vanes that trap the liquid and physically push it through the pump?
A) Axial pump
B) Rotary pump
C) Centrifugal pump
D) Reciprocating pump
Page Ref: 228
Objective: 16.3 Explain the difference between the rotary and reciprocating types of positive displacement pumps and their operation.
Blooms Level: Understand
6) Which of the following is a main component of a rotary pump?
A) Shaft
B) Packing/seal
C) Inlet check valve
D) Outlet check valve
Page Ref: 228
Objective: 16.3 Explain the difference between the rotary and reciprocating types of positive displacement pumps and their operation.
Blooms Level: Remember
7) What type of pump uses the inward stroke of a piston or diaphragm to draw (intake) liquid into a chamber and then uses an outward stroke to positively displace (discharge) the liquid?
A) Axial pump
B) Rotary pump
C) Centrifugal pump
D) Reciprocating pump
Page Ref: 229
Objective: 16.3 Explain the difference between the rotary and reciprocating types of positive displacement pumps and their operation.
Blooms Level: Understand
8) What type of pump uses an impeller on a rotating shaft to generate centrifugal force, which is converted to pressure in the volute to move liquids?
A) Axial pump
B) Rotary pump
C) Centrifugal pump
D) Reciprocating pump
Page Ref: 230
Objective: 16.4 Explain the difference between the centrifugal and axial types of dynamic pumps and their operation.
Blooms Level: Understand
9) What is the pressure called that is developed when the speed generated by the centrifugal force is slowed in the volute of the pump casing?
A) Liquid head
B) Deadhead pressure
C) Liquid pressure
D) Centrifugal force
Page Ref: 230
Objective: 16.4 Explain the difference between the centrifugal and axial types of dynamic pumps and their operation.
Blooms Level: Understand
10) Which of the following is a main component of a centrifugal pump?
A) Piston
B) Propeller
C) Lobes
D) Volute
Page Ref: 231
Objective: 16.4 Explain the difference between the centrifugal and axial types of dynamic pumps and their operation.
Blooms Level: Remember
11) What type of pump uses a propeller or row of blades to propel liquids axially along the shaft?
A) Axial pump
B) Rotary pump
C) Centrifugal pump
D) Reciprocating pump
Page Ref: 231
Objective: 16.4 Explain the difference between the centrifugal and axial types of dynamic pumps and their operation.
Blooms Level: Understand
12) What can be used to allow fluid flow circulation if the discharge valves or other downstream valves are closed?
A) Cavitation
B) Recycle loops
C) Priming
D) Vibration
Page Ref: 232
Objective: 16.5 Discuss the hazards associated with the improper operation of both the positive displacement and centrifugal pump
Blooms Level: Understand
13) Which of the following is a key characteristic of cavitation?
A) Small pressure fluctuations
B) Consistent flow rate
C) Severe vibration
D) Leakage
Page Ref: 233
Objective: 16.5 Discuss the hazards associated with the improper operation of both the positive displacement and centrifugal pump
Blooms Level: Understand
14) What should be done to prevent a pump from cavitation?
A) Lubrication
B) Recycle loops
C) Priming
D) Maintenance
Page Ref: 233
Objective: 16.5 Discuss the hazards associated with the improper operation of both the positive displacement and centrifugal pump
Blooms Level: Understand
15) What should process technicians do when monitoring and maintaining pumps?
A) Check gas levels to make sure they are satisfactory
B) Check seals and flanges to make sure there are no leaks
C) Feel for leakages
D) Check to make sure water is being used as a lubricant
Page Ref: 234
Objective: 16.6 Describe the monitoring and maintenance activities associated with pumps.
Blooms Level: Understand
16) Which of the following symbols represents a centrifugal pump?
A)
B)
C)
D)
Page Ref: 234
Objective: 16.6 Describe the monitoring and maintenance activities associated with pumps.
Blooms Level: Understand
17) Which of the following symbols represents a positive displacement pump?
A)
B)
C)
D)
Page Ref: 234
Objective: 16.6 Describe the monitoring and maintenance activities associated with pumps.
Blooms Level: Understand