4 questions Intermediate

ECADEMY test

96 - The fundamentals of air-conditioning

This course test contains 4 questions and can be retaken at any time.

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Question 1 of 4 Intermediate

Which of these is not one of the five main circuits of a typical air-conditioning system?

Question 2 of 4 Intermediate

How many main types of air-conditioning systems are there?

Question 3 of 4 Intermediate

What can happen if the NPSHa is lower than the NPSHr in an open loop circuit?

Question 4 of 4 Intermediate

On average, how much energy in a commercial building is consumed by HVAC systems?

Question 4 of 4 Intermediate

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Correct
Q: Which of these is not one of the five main circuits of a typical air-conditioning system?
A: Thermal mass
Correct
Q: How many main types of air-conditioning systems are there?
A: 3
Correct
Q: What can happen if the NPSHa is lower than the NPSHr in an open loop circuit?
A: It can cause cavitation
Correct
Q: On average, how much energy in a commercial building is consumed by HVAC systems?
A: 30-40%