Question 1

What prevents the water in a cooling tower from freezing in cold weather?

Accepted Answer

A sump heater preven

Question 2

The condenser water pump is the device that moves the water through the condenser and cooling tower circuit.

Accepted Answer

A) True 
 B)False

Question 3

If the blower on a cooling tower breaks down on a hot day, the ____.

Accepted Answer

A)  approach temperature will increase 
B)  water supplied to the condensers will be warmer 
C)  efficiency of the tower will increase 
D)  Both a and b. 
A)  approach temperature will increase 
B)  water supplied to the condensers will be warmer 
C)  efficiency of the tower will increase 
D)  Both a and b.

Question 4

Define angular alignment.

Accepted Answer

In angular alignment

Question 5

A new chemical-free water purification technology is used in cooling towers to ____.

Accepted Answer

A)  avoid vortexing 
B)  balance the water flow 
C)  eliminate scale 
D)  All of the above. 
A)  avoid vortexing 
B)  balance the water flow 
C)  eliminate scale 
D)  All of the above.

Question 6

A blowdown system for a cooling tower ____.

Accepted Answer

A)  reduces the concentration of sediment in the sump 
B)  provides extra draft for higher evaporation rate 
C)  promotes vortexing 
D)  provides a means for balancing the water flow 
A)  reduces the concentration of sediment in the sump 
B)  provides extra draft for higher evaporation rate 
C)  promotes vortexing 
D)  provides a means for balancing the water flow

Question 7

Two types of shaft seals used for centrifugal pumps are ____.

Accepted Answer

A)  stuffing box and mechanical types 
B)  stuffing box and splash types 
C)  ceramic and splash types 
D)  ceramic and bellows types 
A)  stuffing box and mechanical types 
B)  stuffing box and splash types 
C)  ceramic and splash types 
D)  ceramic and bellows types

Question 8

Distilled water is added to the cooling tower to make up for water lost during blowdown.

Accepted Answer

A) True 
 B)False

Question 9

The two air flow patterns for cooling towers are ____________________ and counterflow.

Accepted Answer

The answer of The two air flow patterns for cooling...

Question 10

A well-designed and installed cooling tower requires only a minimum of maintenance.

Accepted Answer

A) True 
 B)False

Exam 48: Cooling Towers and Pumps

What prevents the water in a cooling tower from freezing in cold weather?

The condenser water pump is the device that moves the water through the condenser and cooling tower circuit.

If the blower on a cooling tower breaks down on a hot day, the ____.

Define angular alignment.

A new chemical-free water purification technology is used in cooling towers to ____.

A blowdown system for a cooling tower ____.

Two types of shaft seals used for centrifugal pumps are ____.

Distilled water is added to the cooling tower to make up for water lost during blowdown.

The two air flow patterns for cooling towers are ____________________ and counterflow.

A well-designed and installed cooling tower requires only a minimum of maintenance.

Heat and Pressure

Matter and Energy

Refrigeration and Refrigerants

General Safety Practices

Tools and Equipment

Fasteners

Tubing and Piping

Leak Detection, System Evacuation and System Clean-Up

Refrigerant and Oil Chemistry and Managementrecovery, Recycling, Reclaiming, and Retrofitting

System Charging

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Basic Electricity and Magnetism

Introduction to Automatic Controls

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Types of Electric Motors

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