Electrical Shock Prevention Principle
Preventing electrical shock involves using materials that resist the flow of electricity, known as insulators. The goal is to create a barrier between the electrical source and the person.
Analyzing Options for Electrical Safety
We need to identify the material that best acts as an insulator to avoid electrical shock during electrical work:
- Metal rod: Metals are excellent conductors of electricity. Using a metal rod would provide an easy path for current to flow, significantly increasing the risk of severe shock.
- Wet wood: Wood is typically an insulator, but its insulating properties decrease drastically when wet. Water contains impurities that allow electricity to pass through, making wet wood a conductor.
- Wet rope: Similar to wet wood, ropes (often made of natural fibers) absorb water. This absorbed water makes the rope conductive and dangerous to handle during electrical work.
- Dry wood: Dry wood has minimal moisture content and is a poor conductor of electricity. It serves as a good insulator, providing protection against electrical shock.
Conclusion on Avoiding Electrical Shock
Based on the conductivity properties, dry wood is the only option listed that effectively insulates and helps avoid electrical shock during electrical work.
Similar Questions
What should be the position of the 'OFF' marking on a fireman's switch?
- What is the first step in providing first aid for a minor burn?
- What is the most effective way to avoid mechanical hazards when operating large and dangerous machines?
- Raising the head to straighten the neck is called ______.
- Raising the head to straighten the neck is called _____.
A work area contains flammable chemicals and moving machinery. Which combination of safety signs is most appropriate for these hazards?
An ITI workshop implements 5S but notices recurring safety hazards because tools are often left in different locations and workers cannot find them quickly. Which 5S step should be strengthened most effectively?
An electrician is required to test a live electrical panel. Which PPE should be worn to protect the hands from electrical hazards?
Which situation best describes an entanglement hazard in a mechanical workshop?
A worker's hand is at risk of injury from a mechanical shearing action. Which situation best describes a shearing hazard?
Important Questions from Occupational Safety and Health
Which of the following aspects is not a part of safe work place?
Which of the following cannot be used as a safety device?
The only thing that can keep you safe consistently is
Hoists and lifts used for carrying persons shall be fitted with
What should be the position of the 'OFF' marking on a fireman's switch?
