The figure shows two connected wires that are made of the same material.The current entering the wire on the left is 2.0 A and in that wire the electron drift speed is vd.What is the electron drift speed in the wire on the right side? 
Definitions:
Evolutionary Perspective
An approach in psychology that emphasizes the role of evolution and natural selection in shaping behaviors, traits, and psychological mechanisms.
William James
An American philosopher and psychologist, often considered the father of American psychology, who made significant contributions to early psychology and philosophy.
Edward Bradford Titchener
A British psychologist known for developing structuralism, an early school of psychology that aimed to analyze the structure of the mind.
Charles Darwin
A 19th-century naturalist and geologist best known for his contributions to the evolutionary theory through natural selection.
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