Mutual inductance of few coils can be increased by
A. decreasing the number of turns in the coil
B. increasing the number of turns in the coils
C. winding the coils on wooden core
D. None of the above
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

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