HSC Electrotechnology (VET) Practice Questions - HSC Electrotechnology (VET) (NSW Higher School Certificate, Year 12) Exam

Before working on electrical equipment, the safest first step is usually to:

Rely on coloured insulation alone Touch the conductor with a dry finger Isolate, lock out/tag out, and verify zero energy Ask a coworker to ‘watch the switch’

Correct Answer:

Isolate, lock out/tag out, and verify zero energy

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