The Greatest Risk of Death from a Heart Attack Occurs

question 20

Multiple Choice

The greatest risk of death from a heart attack occurs in the first ____ after the onset of symptoms.

• A) hour
• B) two hours
• C) three hours
• D) four hours

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Definitions:

DC

Direct Current, a type of electrical current where the flow of electric charge is only in one direction.

Shading Coil

A large copper wire or band connected around part of a magnetic pole piece to oppose a change of magnetic flux.

Shaded-pole Induction Motor

A type of single-phase induction motor which operates by creating a rotating magnetic field using a shading coil.

Secondary Winding

Part of a transformer that receives energy from the primary winding and transmits it to the load.