If two Coulomb of charge flows the cross-section of a conductor is one second, what will be the current flowing there?
A. $$\frac{1}{2}$$ Ampere
B. $$\frac{1}{4}$$ Ampere
C. 2 Amperes
D. 1 Ampere
Answer: Option C
A. $$\frac{1}{2}$$ Ampere
B. $$\frac{1}{4}$$ Ampere
C. 2 Amperes
D. 1 Ampere
Answer: Option C
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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