Physics
Medium
Question
The current through a metallic conductor is due to the motion of _________________?
A
free electrons
✓ Official correct answer
B
protons
C
neutrons
D
still under controversy
Community credibility
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A
free electrons
No member explanations yet for this option.
B
protons
No member explanations yet for this option.
C
neutrons
No member explanations yet for this option.
D
still under controversy
No member explanations yet for this option.
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