The Purpose of the Third Prong on a Common Electric

question 85

Multiple Choice

The purpose of the third prong on a common electric plug of an appliance is

• A)to handle three-phase electricity.
• B)to provide an alternate live wire.
• C)to connect the appliance to zero ground potential.
• D)a substitute for a safety fuse.
• E)all of the above

---

Definitions:

Neutral Stimulus

A stimulus that initially produces no specific response other than focusing attention. In classical conditioning, it becomes associated with an unconditioned stimulus.

Classical Conditioning

A learning process where a naturally occurring stimulus is paired with a response. Over time, this response becomes conditioned to the stimulus.

Air Horn

A pneumatic device designed to create an extremely loud noise for the purposes of signaling or attracting attention, commonly used in sports events and emergencies.

Neutral Stimulus

A stimulus that initially produces no specific response other than focusing attention, used in classical conditioning experiments.