Questão 1
Questão
What EU regulation do fire detection and fire alarm systems follow?
Questão 2
Questão
What smoke detector is more effective for detecting smouldering fires?
Responda
-
Photoelectric
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Carbon Monoxide
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Ionisation
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None of the above
Questão 3
Questão
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.
Questão 4
Questão
A B class fire extinguisher would be appropriate to use for which of the following fires?
Responda
-
Grease
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Paper
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Wood
-
Electrical
Questão 5
Questão
What kind of smoke detectors constantly give off false alarms?
Responda
-
Ionisation
-
Photoelectric
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Combination
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Carbon Monoxide
Questão 6
Questão
At least how many smoke alarms should be in a two-story house?
Questão 7
Questão
How often should a smoke alarm be replaced?
Responda
-
5 years
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10 years
-
Only when it breaks
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Never
Questão 8
Questão
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.
Questão 9
Questão
Heat detectors react slower than smoke detectors in detecting fires.
Questão 10
Questão
Ionisation smoke alarms are generally [blank_start]less[blank_end] reactive than photoelectric smoke alarms.
Questão 11
Questão
What is the most common cause of fire in homes?
Responda
-
Cooking
-
Smoking in bedrooms
-
Electrical Equipment
-
Candles
Questão 12
Questão
Cleaning with a vacuum cleaner to remove particles that will affect smoke alarm performance should be done once a [blank_start]year[blank_end].
Questão 13
Questão
What frequency do smoke alarms usually sound at?
Responda
-
3200 Hz
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2400 Hz
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4100 Hz
-
1500 Hz
Questão 14
Questão
Regular smoke alarms can detect carbon monoxide.
Questão 15
Questão
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.