PP4 hot water Localized Instantaneous 1.2
Quiz
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Physics
•
Professional Development
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Hard
jon May
Used 2+ times
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13 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are localized systems in the context of instantaneous hot water systems?
Systems that are designed to serve multiple outlets at various positions
Systems that are usually installed close to the centralized hot water supply
Systems that are designed to serve one outlet at the position where it is needed
Systems that require manual operation for each use
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Where are localised instantaneous water heaters usually sited?
Below the sink
Above the sink but under the sink types
On the floor next to the sink
Outside the bathroom
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Localised instantaneous water heaters are generally used to supply small quantities of hot water to which of the following?
Kitchen sinks and washing machines
Hand-wash basins and showers
Central heating systems
Outdoor pools
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What principle does the multi-point instantaneous water heater work on to create a pressure differential across the gas valve?
Pascal's principle
Archimedes' principle
Bernoulli's principle
Newton's third law
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of the venturi tube in the multi-point instantaneous water heater?
To heat the water
To create a pressure differential
To store hot water
To extinguish the pilot flame
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Is there a limit to the amount of hot water that can be delivered by the multi-point instantaneous water heater?
Yes, there is a specific storage capacity
No, as long as the tap is running, hot water will be delivered
Yes, it is limited by the size of the heat exchanger
No, but it is limited by the gas supply
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of the component labeled "Expansion chamber" in the thermal store system?
To mix hot and cold water
To store extra water heated by the boiler
To allow for the expansion of water when it heats up
To pump water through the system
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