Superconductors are those elements
A. whose conductivity is intermediate between metals and insulators
B. whose resistance falls almost to zero at very low temperatures
C. which tum into insulators at very low temperatures
D. which conduct electricity only at super-high temperatures
Answer: Option B
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

Join The Discussion