Caption: Answer the following questions with complete solutions. Answer systematically.

Assign the direction of currents then solve for their values. 8. Solve for the power delivered in each resistor. Are there any batteries that are being charged? 9. A parallel-plate capacitor in vacuum has dimensions 400 mm x 150 mm, separated by a 0.5 mm gap. Solve for its capacitance. 10. If the capacitor is connected to a 10 V source, what is the energy stored in the capacitor?3. A solid insulating sphere of radius R and charge O has an embedded charge 1n 1ts center. Solve for the electric field inside and outside the sphere. 4. Solve for the effective resistance of the following circuit. Each resistor has a resistance R. 5. Replace the resistors in (4) by capacitors with capacitance C then solve for its effective capacitance. 6. Solve for the distance between two electrons if the magnitude of electrostatic force between them is 4.8x10 7 N. 7. Shown below is a two-loop circuit. 22k 30k + + o0V o 80V