The current is from left to right in the conductor shown. The magnetic field is into the page and point S is at a higher potential than point T. The charge carriers are: 
Definitions:
Implicit Association Test
A psychological assessment that measures unconscious biases and attitudes toward particular groups, concepts, or stimuli.
Mental Associate
A cognitive process that connects ideas, feelings, or memories with one another in the mind.
Implicit Association Test
A psychological assessment designed to detect the strength of a person's automatic association between mental representations of objects in memory.
Cognitive Associations
The connections formed in the mind between ideas, feelings, or memories, influencing how thoughts and behaviors are organized.
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