A Bar Magnet Is Held Vertically with Its Upper End

question 18

Multiple Choice

A bar magnet is held vertically with its upper end a little bit below the center of a horizontal metal ring.The upper end of the magnet is its north pole,as shown in the figure.The bar magnet is now dropped.An observer views the ring from above its center.To this observer,how will the induced current in the ring behave as the magnet falls?

• A) The current will flow clockwise and be increasing.
• B) The current will flow clockwise and be decreasing.
• C) The current will flow counter-clockwise and be increasing.
• D) The current will flow counter-clockwise and be decreasing.
• E) The induced current will be zero.

---

Definitions:

Working Memory

A mental system with restricted capability tasked with temporarily storing information for processing purposes.

Conscious Rehearsal

The intentional practice or repetition of information in one's mind to facilitate memorization.

Implicit Memory

Refers to memories that are recalled unconsciously and effortlessly, influencing thoughts and behaviors without our awareness.

Mourning War

Indigenous North American warfare practices where raids were conducted to avenge the death of a tribe member or to capture members from other tribes in order to replace the deceased, thus maintaining social stability within the tribe.