Question 1 of 6
Intermediate

Does fixed-speed operation give you a greater control of energy use?

Question 2 of 6
Intermediate

What does the hysteresis band do?

Question 3 of 6
Intermediate

What can scaling lead to?

Question 4 of 6
Intermediate

What is the main purpose of a cooling tower?

Question 5 of 6
Intermediate

How much of the 30 % of water lost to evaporation can you potentially save by using the right control?

Question 6 of 6
Intermediate

Which function can you use to start or stop the fan in the cooling tower?

Question 6 of 6
Intermediate

Happy with your answers?

Submit your current answers and get the final test result.

Test results

Congratulations. You have passed the test and completed the 35 - The role of pumps in cooling towers
Sorry. You did not pass the 35 - The role of pumps in cooling towers test this time
Achieved badges:
How would you rate this course?
1: Does fixed-speed operation give you a greater control of energy use?
Yes
You can find the answer here >
1: Does fixed-speed operation give you a greater control of energy use?
No
2: What does the hysteresis band do?
It ensures that the fan starts when you exceed a set temperature
You can find the answer here >
2: What does the hysteresis band do?
It determines how low the temperature can be before the fan stops running
2: What does the hysteresis band do?
Nothing – it’s a made-up phrase
You can find the answer here >
3: What can scaling lead to?
Increased energy consumption
3: What can scaling lead to?
Increased concentration of chemicals
You can find the answer here >
3: What can scaling lead to?
Increased water pressure in the pipes
You can find the answer here >
4: What is the main purpose of a cooling tower?
To transfer heat from the cooling water to the air by evaporation
4: What is the main purpose of a cooling tower?
To boost pressure in the distribution area
You can find the answer here >
4: What is the main purpose of a cooling tower?
To keep a volume of water for emergency use
You can find the answer here >
5: How much of the 30 % of water lost to evaporation can you potentially save by using the right control?
None
You can find the answer here >
5: How much of the 30 % of water lost to evaporation can you potentially save by using the right control?
5%
You can find the answer here >
5: How much of the 30 % of water lost to evaporation can you potentially save by using the right control?
20%
6: Which function can you use to start or stop the fan in the cooling tower?
The operating mode function
You can find the answer here >
6: Which function can you use to start or stop the fan in the cooling tower?
The control mode function
You can find the answer here >
6: Which function can you use to start or stop the fan in the cooling tower?
The limit exceed function