2017 · Q11
A parallel-plate capacitor, with air in between the plates, has capacitance C. Now the space between the two plates of the capacitor is filled with a dielectric of dielectric constant 7. Then the value of the capacitance will become
General KnowledgePhysics
- AC
- BC/7
- C7C
- D14C
Explanation
Filling the gap of a parallel-plate capacitor with a dielectric of constant K multiplies its capacitance by K: C′ = K·C = 7C. Hence C.