Electric Shock

Question 1

What three causes electric shock?

Answer 1

Equipment failure.
Human failure.
Combination of equipment failure and human error.

Question 2

Is equipment failure from contact or non direct contact?

Answer 2

Non-direct contact.
Examples are broken down insulation on appliances makes the appliance live.
Broken live wire inside a motor coming in contact with the motor case.

Question 3

Is human failure a direct or non direct contact?

Answer 3

Direct contact.

Question 4

How can human failure lead to electrocution?

Answer 4

Failure to observe proper safety precautions.
Familiarity.
Shoddy work.
Standing in damp surroundings.
Failure to inspect/test portable equipment.

Question 5

What leads to the combination of equipment failure and human error?

Answer 5

Failure to repair leads when carrying out maintenance routines.
Use of unproved test equipment.
Use of defective portable equipment.