The product of conductivity and resistivity of a conductor
A. depends on pressure applied
B. depends on current flowing through conductor
C. is the same for all conductors
D. varies from conductor-to-conductor
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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