engineering recuitment DRDO Technician A 2022 Mock Test Series (Tier I) Fireman Fire Risk of Electricity Electrical Fire
Which of the following are true for the Electrical Hazards Control?
1
Structural barriers must be used to prevent accidental damage to electrical components.
2
Only trained, authorize employees may repair or service electrical equipment
3
Water tight enclosure must be used
4
All of the above