When do electrons move for the flow of charges in a conducting metallic wire?
A. When image is no difference of electric pressure
B. Due to gravity
C. Only if there is a difference of electric pressure
D. When the charges stop flowing
Answer: Option C
Related Questions on Electricity and Magnetism
What will be the total resistance of the three 20-Ω coils connected in series?
A. 40 Ω
B. 20 Ω
C. 60 Ω
D. 800 Ω
Superconductors are substances which
A. conduct electricity at lower temperature
B. offer high resistance to the flow of current
C. offer not resistance to the flow of current
D. conduct electricity at high temperature

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