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- a. As capacitor charges, describe the behavior of: i.current with time ii. the voltage across the resistor with time iii. capacitor voltage withtime Explain the reason for each behavior.How active components are different from passive electronic components explain with examples. How are electrolytic capacitors constructed? Explain how they are categories as polarized and non-polarized electrolytic capacitors.4- Electrical failure of insulators occurs due to and 5- The other name of self-capacitance in a string of suspension insulators is ......
- 2) C. When the capacitor is fully charged, the top conductor while the bottom conductor D. Electric field lines are and a potential difference is E. The capacitance of a capacitor is defined as F. The unit of capacitance isWhat do you think will happen to the current if the frequency is adjusted higher in the pure inductance experiment? and what will happen to the current if the frequency is adjusted lower in pure inductance experiment? explain why pleaseA thyristor switched capacitor consists of: A. A fixed capacitance and a relatively small a relatively small surge limiting inductance B. A fixed capacitance and a relatively large surge limiting inducatance C. A variable capacitance and a relatively small surge limiting inductance D. A Variable capacitance and a relatively large surge limiting inducatnce
- What is exchange interaction energy? Explain the origin of ferromagnetism with necessary figures.write the differences between capacitors connected in series and parallel. At Voltage, How it looks, current, Capacitor, featuresEach of three insulators forming a string has self-capacitance of "C" farad. The shunt capacitance of each cap of insulator is 0-25 C to earth and 0-15 C to line. Calculate the voltage distribution across each insulator as a pecentage of line voltage to earth and the string efficiency.
- What is the equation thst represents the relationship between charge, capacitance and voltage for a capacitor.QUESTION 1 a) State two (2) main properties or acts of each capacitor and inductor in RL and RC cireuit analysis ( voltage and current ). b) Define what is capacitor and inductor. Support the answers with an appropriate illustration of capacitor and inductor basic structure. c) Natural response happens to all passive storage element component. Explain natural response for circuit behaviour for a capacitor with an appropriate illustration. d) The switch in circuit Figure 1 has been closed at t 0. 6 A 10 0 i(t) 7.5 H Figure 1: First Order RL CircuitWe want to investigate how the field strength will be with air as dielectric and with steatite. A plate capacitor is placed in a 24 kV network between phase and ground. The relative permittivity of air is &=1 and for steatite &-6. The plate capacitor has area = 1m². The distance between the electrodes is 2 mm. Ep = 8.854-10-12 F/m A=1m² d=2mm a) Calculate the maximum field strength in the plate capacitor. (Answer: 9.8kV/mm) b) What is the capacitance of the capacitor if we use steatite? (Answer: C = 26.6nF)