Safety and work practicesQuestion 276 of 1506

How must a safety ground clamp contact the equipment?

  1. Loosely hung over the painted surface
  2. Tight, in direct contact with bare metal
  3. Taped in place over the insulation
  4. Held by hand with a rubber glove on
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Correct answer: Tight, in direct contact with bare metal

A solid mechanical connection to bare metal keeps the ground reliable during a fault.

Source: Canada Occupational Health and Safety Regulations (SOR/86-304), Canada Occupational Health and Safety Regulations (SOR/86-304), Part VIII: Electrical Safety

Practice safety and work practices

Questions last reviewed: 18 October 2026