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- Using definition C = Q/V.show that for a parallel connection of capacitors:C = C1 + C2.what this equation mean?what happens to C as more and more capacitors are connected in parallel?1.Based on the mathematical equation for the potential difference across a charging capacitoras a function of time, how long does it take a capacitor to become fully charged? Why?2. From a practical point of view, how many time constants are required for a capacitor tobecome fully discharged (i.e. more than 99% of the charge lost)? Why?1
- II. Problem Solving. Show your solutions. Box your final answer. 1. A water heater has a resistance of 502 and takes 15A during operation. If it is in service on the average of 45minutes per day, how many kWh of energy will be consumed for 2 weeks? 2. Two particles with charges of 5 uC and 8µC attract each other with a force of 65mN. Determine the separation distance between the two particles. 3. What separation distance is required if the attractive force between an electron and a proton is 50N? 4. The distance between two identical charges is 20cm and experiencing 50kN of force. Find the value of the charges. 5. A sphere has a negative charge of 640nC. Approximately how many electrons must be removed to make the sphere neutral? 6. How much electrical energy in kWh is delivered to an electric motor during a 48 minutes' operation from a 220v source if it draws 12A of current? If Meralco takes Php12.00 per kWh, how much is the electric bill cost for 1 month? Assume 1 month = 30 days.What is the potential difference ( in volts) across C2 when C1 = 5.0 µF, C2 = 15 µF, C3 = 30 µF, and Vo = 88.1 V? %3D C; C, C3 Vo Select one: A. 29.37 B. 58.73 C. 81.05 D. 132.15 E. 44.05Helping tags: Physics . . . WILL UPVOTE, just pls help me answer C and D. Thanks!
- Answer and explain your answer. I ll rate accordinglyQ5 Choose Two only A) Explain briefly various theories of breakdown in liquid dielectrics. B) What are the requirements of a sphere gap for measurement of high voltages? Discuss the advantages and disadvantages of sphere gap for measurements. C) Determine the Townsend's first ionization coefficient if a steady current of 500 µA flows through the plane electrode separated by a distance of 0.4cm when a voltage of 10 kV is applied. A current of 25 µA flows when the distance of separation is reduced to 0.1 cm and the field is kept constant at the previous value. Find also the value of y if the breakdown took place when the gap distance was changed to 0.7 cm.