Practice Quiz

Red Seal Construction Electrician - Question List

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41.
When establishing an electrically safe work condition, which of the following steps should occur first?
  1. Where the possibility of induced voltages exists, apply temporary grounding devices to each phase.
  2. Where possible, visually verify that all circuit disconnecting means are fully in the open position.
  3. Using a suitably rated voltage testing device, confirm the absence of voltage to ground at each phase conductor or conductive circuit part.
  4. Apply lockout devices suitable for the application.
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42.
A shock risk assessment has been completed for the task of racking in a breaker into a live MCC section and it the following values have been determined: Limited approach boundary - 3.0m , restricted approach boundary - 0.7m , arc-flash boundary - 1.5m. A non-electrically qualified worker standing 2.0m away from the breaker is:
  1. Compliant if wearing high visibility PPE.
  2. Compliant if escorted by a qualified worker and advised of the hazards.
  3. Compliant if advised of the hazards and given verbal approval by the site foreman.
  4. Non-compliant; a non-qualified worker can never enter the limited approach boundary.
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43.
Work has begun on a new facility, however the drawings provided by the client are missing a measurement from grade level for the height of the lights to be installed. You should:
  1. Use your best judgement and install the lights regardless.
  2. Halt work entirely until the client can provide the information.
  3. Submit a request for information to the client and continue with other tasks until an answer is provided.
  4. Add the lights to the end of job deficiency list and continue with the project.
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44.
When submitting a job completion package to the client, any approved changes made to the provided drawings should be:
  1. Marked on the drawings in red and stamped to indicate as-built.
  2. Marked on the drawings following the drawing’s formatting as closely as possible.
  3. Provided as a separate document, as changes cannot be made to an engineered drawing.
  4. Marked on the drawings in blue and stamped to indicate as-built.
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45.
Working space around electrical equipment is regulated by:
  1. Provincial OHS guidelines.
  2. Canadian Electrical Code.
  3. CSA Z462.
  4. Manufacturer’s specifications.
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