4207741
Beschreibung
Quiz von Giannini Chambers, aktualisiert more than 1 year ago
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Erstellt von Giannini Chambers
vor mehr als 8 Jahre
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Frage 1
Frage
What is the name of the HSE document that advises on electrical test equipment
Antworten
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GS38
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ES38
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HSE-8
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BS 7671
Frage 2
Frage
Safe isolation falls under the electricity at work regulations 1989
Antworten
- True
- False
Frage 3
Frage
Insulation resistance shall be carried out to guarantee no connection between
Antworten
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Line conductors and the circuit protective conductor
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Live and the earthing arrangement
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Line and the earthing arrangement
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Live and the circuit protective conductor
Frage 4
Frage
How long can 30mA electrical exposure be endured for before muscular contraction
Antworten
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40ms
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200ms
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300ms
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0.4s
Frage 5
Frage
Electrocution always causes death
Antworten
- True
- False
Frage 6
Frage
How many tests would a full 3-phase circuit need for safe isolation
Antworten
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8
-
7
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3
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10
Frage 7
Frage
Neutral to earth does not need to be isolated
Antworten
- True
- False
Frage 8
Frage
Faulty insulation resistance can cause a fire
Antworten
- True
- False
Frage 9
Frage
The correct sequence of dead tests are
Antworten
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Continuity, insulation resistance, polarity
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Insulation resistance, continuity, polarity
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Polarity, continuity, insulation resistance
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Continuity, polarity, insulation resistance
Frage 10
Frage
How many people receive a mains voltage electric shock per year
Antworten
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100,000
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500,000
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10,000
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2.5 million
Frage 11
Frage
How many electrical fires were caused by wiring in 2011/12
Antworten
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2900
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450
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500
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10000
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