Answer to Question #301709 in Physics for sti-phys

Question

2. A parallel plate capacitor has plates 5cm2 and 0.1mm apart. Find its capacitance (a) in air; (b) with mica of κ=6 between plates. 3. How much energy is stored in a 50pF capacitor when it is charged to a potential difference of 200V?

3. How much energy is stored in a 50pF capacitor when it is charged to a potential difference of 200V?

4. A parallel plate capacitor has a square plate of side 6.0 cm and separated by a

distance of 2 mm. (a) Calculate the capacitance of this capacitor. (b) If a 15 V battery is connected to the capacitor, what is the charge stored in any of the plates?

(The value of 𝜀0 = 8.85 𝑥 10^-¹²𝑁𝑚²/𝐶²)