1. Play with this simulation https://www.new3jcn.com/Phyc240/capacitor.html

How the capacitance changes if you change distance between two parallel plates? How the capacitance changes, if you change the areas of the plates? Explain? (2 pts)

2. What is the capacitance of a parallel-plate capacitor of plate area A = 115 cm² and plate separation is d = 1.24 cm? (2 pts)

3. A cylindrical capacitor having a length of 8 cm is made of two concentric rings with an inner radius as 3 cm and outer radius as 6 cm. Find the capacitance of the capacitor? (2 pts)

4. A spherical capacitor is made of two concentric spheres with an inner radius as 3 cm and outer radius as 5 cm. Find the capacitance of the capacitor? (2 pts)

5. Given C₁ = 8 µF, C₂ = 6 µF, and C₃ = 8 µF connected to a 12 V battery. When switch S is closed so as to connect uncharged capacitor C₄ = 6 µF. How much charge passes through point P from the battery and how much charge shows up on capacitor 4? (2 pts)

6. Four capacitors C₁ = 10 µF and C₂ = C₃ = C₄ =20 µF. The charge on capacitor one is 30 µC.

What is the magnitude of the potential difference V_A – V_B? (2 pts)

7. Three capacitors C₁ = 1 µF, C₂ = 2 µF, C₃ = 4 µF are in series. They are parallel with other group C₄ = 1 µF, C₅ = 3 µF, C₆ = 5 µF in series (See the circuit on the left of the simulation in question 8 ). Find the equivalent capacitance? Compute total energy stored in 6 capacitors, in case of V = 9 V? (2 pts)

8. Using this simulation: https://www.new3jcn.com/Phyc240/capacitor_deltastar.html to verify your answer in question 7 (the equivalent capacitance). What is percent error? Insert your screenshot here. (1 pt)

9. Compute the equivalent capacitance of the network on the right side of the above simulation (show your works). Compare your answer with the answer from the simulation. What is percent error? Insert your screenshot here. (5 pts)

DETAILED ASSIGNMENT

20200929060421capacitance_lab5