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Free Exam: Domestic Hot Water Systems

Number of Questions in Test: 20
Number of Questions in Preview: 5
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Question 1

The water temperature in a hot-water storage vessel should be maintained at:

Type: Multiple choice
Points: 5
Randomize answers: Yes

Question 2

Heat is transmitted by gravity between the boiler and cylinder in a hot-water system. This is using the principle of:

Type: Multiple choice
Points: 5
Randomize answers: Yes

Question 3

Which of these statements is correct? A single-feed indirect cylinder:

Type: Multiple choice
Points: 5
Randomize answers: Yes

Question 4

Which of these statements is incorrect? A combination storage cylinder:

Type: Multiple choice
Points: 5
Randomize answers: Yes

Question 5

The main advantage of a storage water heating system against an instantaneous water heater is:

Type: Multiple choice
Points: 5
Randomize answers: Yes

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