A capacitor with very large capacitance is in series with another capacitor with very small capacitance. What is the equivalent capacitance of the combina- tion? (a)  slightly greater than the capacitance of the large capacitor (b) slightly less than the capacitance of the large capacitor (c) slightly greater than the capaci- tance of the small capacitor (d) slightly less than the capacitance of the small capacito

You have a capacitor made of two sheets of foil of area 2.7 cm2 separated by a distance 0.5 mm. a) what is the capacitance (in pF(10-12F)) of this capacitor? b) what is the voltage across the capacitor if 7 x 10-12 C is stored? c) how much energy is stored in the capacitor?

Given that q=CV What happens to the capacitance C if the voltage drop V across the capacitor is doubled? Justify your answer.

The figure shows a parallel plate capacitor of plate area A and plate separation 2d. The left half of the gap is filled with material of dielectric constant K₁ = 1.2. The top of the right half is filled with material of dielectric constant A₂ = 7.0. The bottom of the right half is filled with material of dielectric constant 3 = 3.0. Express the capacitance as a multiple of the capacitance Co when the dielectric materials are not present? 2d A/2- K1 O a. 2.7 Co O b. 2.4 Co O c. 2.2 Co O d. 2.0 Co O e. 3.2 Co -A/2 K₂ Ks d d

The capacitance of a parallel plate capacitor with air as medium is 6µF .With the introduction of a dielectric medium, the capacitance becomes 30 µF . The permittivity of the medium is: ( €0 = 8.85 x 10-1²C²N-'m-²)

a) Determine the equivalent capacitance of the capacitorcircuit shown on the attached figure.b) If this system is hooked up to a power source with provides 20 V,find the charge and voltage on each capacitor

Two capacitors have capacitance 4.90 uF and 5.90 uF, respectively. Calculate the equivalent capacitance in microfarads if the capacitors are put together in the following ways. (a) in parallel with each other (b) in series with each other Need Help? Read It

A parallel-plate capacitor has a capacitance C. What is the new capacitance when a dielectric with κ = 4 is inserted between its plates?