Zusammenfassung der Ressource
Frage 1
Frage
What EU regulation do fire detection and fire alarm systems follow?
Frage 2
Frage
What smoke detector is more effective for detecting smouldering fires?
Antworten
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Photoelectric
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Carbon Monoxide
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Ionisation
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None of the above
Frage 3
Frage
Smoke detectors need to be tested every [blank_start]30[blank_end] days and the batteries must be changed every [blank_start]6[blank_end] months.
Frage 4
Frage
A B class fire extinguisher would be appropriate to use for which of the following fires?
Antworten
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Grease
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Paper
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Wood
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Electrical
Frage 5
Frage
What kind of smoke detectors constantly give off false alarms?
Antworten
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Ionisation
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Photoelectric
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Combination
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Carbon Monoxide
Frage 6
Frage
At least how many smoke alarms should be in a two-story house?
Frage 7
Frage
How often should a smoke alarm be replaced?
Antworten
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5 years
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10 years
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Only when it breaks
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Never
Frage 8
Frage
An ionisation smoke alarm works by ionising the air between 2 [blank_start]electrodes[blank_end] which are positively and negatively charged, this creates a small current inside the chamber.
Frage 9
Frage
Heat detectors react slower than smoke detectors in detecting fires.
Frage 10
Frage
Ionisation smoke alarms are generally [blank_start]less[blank_end] reactive than photoelectric smoke alarms.
Frage 11
Frage
What is the most common cause of fire in homes?
Antworten
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Cooking
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Smoking in bedrooms
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Electrical Equipment
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Candles
Frage 12
Frage
Cleaning with a vacuum cleaner to remove particles that will affect smoke alarm performance should be done once a [blank_start]year[blank_end].
Frage 13
Frage
What frequency do smoke alarms usually sound at?
Antworten
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3200 Hz
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2400 Hz
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4100 Hz
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1500 Hz
Frage 14
Frage
Regular smoke alarms can detect carbon monoxide.
Frage 15
Frage
Smoke alarms can be installed on the wall provided they are fitted between [blank_start]300[blank_end]mm and [blank_start]500[blank_end]mm below the ceiling.