2.2.1

Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!

true

A wet surface can act as a conductor.

Check that all personnel are clear before restoring power

After a Lockout and Tagout procedure has been applied to a piece of elevator equipment which of the following statements apply?

False

Contacting electrical voltage while you are isolated from other conductors produces current flow that casues electrical shock.

It prevents the case or chassis of the supplied device from becoming hot

How can the third wire of an extension cord best be described?

It removes power if leakage current develops in the cord or tool

How does a ground fault detector protect a worker using a power tool?

Contacting a live conductor and ground

Of the following choices, which will cause current to flow, causing an electrical shock?

Moisture

The severity of electrical shock is greatly increased in the presence of which of the following?

Remove power and Lockout and Tagout

What precaution should be taken when performing cleaning operations on elevator electrical equipment?

Remove power or safely remove the victim from the source

What should be done if a coworker is in contact with a live circuit?

Injury due to involuntary movements

Which of the following can be caused by even a slight electrical shock?

Only use portable lights with guards

Which of the following statements is true regarding the use of portable work lights?

Contacting two separate grounded surfaces.

Which of the following would not result in electrocution?


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