6 questions Intermediate

### 1 - Life Cycle Cost

This course test contains 6 questions and can be retaken at any time.

You must answer all questions correctly to pass the test and complete the course.

Question 1 of 6 Intermediate

In which types of systems is the constant pressure mode used?

Question 2 of 6 Intermediate

In the case story, which system is the most expensive?

Question 3 of 6 Intermediate

In which systems can the measured proportional differential pressure used?

Question 4 of 6 Intermediate

Which element is the most expensive of them all?

Question 5 of 6 Intermediate

What are the three most important factors for a life cycle cost calculation for commercial buildings?

Question 6 of 6 Intermediate

What is the average payback time of installing a system with variable speed pumps?

Question 6 of 6 Intermediate

Submit your current answers and get the final test result.

# Test results

Congratulations. You have passed the test and completed the 1 - Life Cycle Cost

### How would you rate this course?

You are welcome to add your rating of this course. Remember that you have to be logged in before you take the test to be able to give your rating.

Sorry. You did not pass the 1 - Life Cycle Cost test this time

### How would you rate this course?

You are welcome to add your rating of this course. Remember that you have to be logged in before you take the test to be able to give your rating. Q: In which types of systems is the constant pressure mode used?
A: Systems where the valve authority is higher that 50% of the total pressure loss Q: In which types of systems is the constant pressure mode used?
A: Systems where the valve authority is lower than 50% of the total pressure loss
01: Systems where the valve authority is higher that 50% of the total pressure loss
02: Systems where the valve authority is lower than 50% of the total pressure loss Your answer
03: None, this control mode is outdated Q: In which types of systems is the constant pressure mode used?
A: None, this control mode is outdated
01: Systems where the valve authority is higher that 50% of the total pressure loss
02: Systems where the valve authority is lower than 50% of the total pressure loss
03: None, this control mode is outdated Your answer Q: In the case story, which system is the most expensive?
A: A system with constant flow and a single constant speed pump Q: In the case story, which system is the most expensive?
A: A variable flow system with a single constant speed pump
01: A system with constant flow and a single constant speed pump
02: A variable flow system with a single constant speed pump Your answer
03: A one pump system with variable flow and variable pump speed where the pump is put into calculated proportional differential pressure mode Q: In the case story, which system is the most expensive?
A: A one pump system with variable flow and variable pump speed where the pump is put into calculated proportional differential pressure mode
01: A system with constant flow and a single constant speed pump
02: A variable flow system with a single constant speed pump
03: A one pump system with variable flow and variable pump speed where the pump is put into calculated proportional differential pressure mode Your answer Q: In which systems can the measured proportional differential pressure used?
A: Systems where the differential pressure is measured over the pump and the valve authority is below 50%
01: Systems where the differential pressure is measured over the pump and the valve authority is below 50% Your answer
02: Systems where the differential pressure is measured in the system and the valve authority is below 50%
03: Systems where the differential pressure is measured in the system and where the valve authority is higher than 50%. Q: In which systems can the measured proportional differential pressure used?
A: Systems where the differential pressure is measured in the system and the valve authority is below 50% Q: In which systems can the measured proportional differential pressure used?
A: Systems where the differential pressure is measured in the system and where the valve authority is higher than 50%.
01: Systems where the differential pressure is measured over the pump and the valve authority is below 50%
02: Systems where the differential pressure is measured in the system and the valve authority is below 50%
03: Systems where the differential pressure is measured in the system and where the valve authority is higher than 50%. Your answer Q: Which element is the most expensive of them all?
A: Initial cost
02: Energy cost
03: Maintenance cost Q: Which element is the most expensive of them all?
A: Energy cost Q: Which element is the most expensive of them all?
A: Maintenance cost
01: Initial cost
02: Energy cost Q: What are the three most important factors for a life cycle cost calculation for commercial buildings?
A: Initial cost, operating cost and environmental cost
01: Initial cost, operating cost and environmental cost Your answer
02: Initial cost, maintenance cost and energy cost
03: Initial cost, energy cost and downtime costInitial cost, energy cost and downtime cost Q: What are the three most important factors for a life cycle cost calculation for commercial buildings?
A: Initial cost, maintenance cost and energy cost Q: What are the three most important factors for a life cycle cost calculation for commercial buildings?
A: Initial cost, energy cost and downtime costInitial cost, energy cost and downtime cost
01: Initial cost, operating cost and environmental cost
02: Initial cost, maintenance cost and energy cost
03: Initial cost, energy cost and downtime costInitial cost, energy cost and downtime cost Your answer Q: What is the average payback time of installing a system with variable speed pumps?
A: Less than a year
01: Less than a year Your answer
02: 1-2 years
03: 2-3 years Q: What is the average payback time of installing a system with variable speed pumps?
A: 1-2 years Q: What is the average payback time of installing a system with variable speed pumps?
A: 2-3 years
01: Less than a year
02: 1-2 years