t = 0 3 kΩ 6 kΩ i 5 kΩ 1.5i, vC :1 µF 10 V 4. Determine vc(0*), Ve(0*), the time constant, Ve(3ms).
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- Fill in all the missing values. Refer to the formulas that follow. Resistance Capacitance Time constant Total time 150 k 100 F 350 k 35 s 350 pF 10 s 0.05 F 1.2 M 0.47 F 12F 0.05 s 86 k 1.5 s 120 k 470 pF 250 nF 100 ms 8 F 150 s 100 k 150 ms 33 k 4 F =RCR=CC=R Totaltime=5Assume that the current flow through the resistor, IR, is 15 A; the current flow through the inductor, IL is 36 A; and the circuit has an apparent power of 10,803 VA. The frequency of the AC voltage is 60 Hz. ET ER EL IT IR15A IL36A Z R XL VA10,803 P VARSL PF LAssume that the voltage drop across the resistor, ER, is 78 V; the voltage drop across the capacitor, EC, is 104 V; and the circuit has a total impedance, Z, of 20 . The frequency of the AC voltage is 60 Hz. Find the missing values. ET ER78V EC104V IT IR IC Z20 R XC VA P VARSC PF C
- Meterology: How do you mathematically derive this modified refractivity equation? M_rf = (77.6/T)*(P + 4810e/T) + 0.157zIn an RC series circuit, ε = 12.0 V, R = 2.00 MΩ, and C = 2.39 µF. (a) Calculate the time constant. (b) Find the maximum charge that will appear on the capacitor during charging. (c) How long does it take for the charge to build up to 14.3 µC?A ceramic capacitor has a value of C=10,000 pF. The capacitor consists of a dielectric disc between two paralell metal disc plates. The dielectric disc has a relative permittivity of 40. The diameter of the disc plates is 1 cm. The voltage across the plates is 100 V. Find the charge stored in mC. Round off your answer to one decimal.
- A ceramic capacitor has a value of C=10,000 pF. The capacitor consists of a dielectric disc between twoparalell metal disc plates. The dielectric disc has a relative permittivity of 40. The diameter of the disc plates is 1 cm. The voltage across the plates is 100 V. Find the charge stored in micro Coulombs. Round off your answer to one decimal.A ceramic capacitor has a value of C=10,000 pF. The capacitor consists of a dielectric disc between two paralell metal disc plates. The dielectric disc has a relative permittivity of 40. The diameter of the disc plates is 1 cm. The voltage across the plates is 100 V. Find the electric flux density D in the dielectric in milli Coulombs per square meter. Round off your answer to one decimal.7. 7.27 In the circuit the voltage and current expressions are v=48e−25t V, t≥0;i=12e−25t mA, t≥0+.Find1. a) R.2. b) C.3. c) τ (in milliseconds).4. d) the initial energy stored in the capacitor.5. e) the amount of energy that has been dissipated by the resistor 60ms after the voltage begins to decay.
- A ceramic capacitor has a value of C=10,000 pF. The capacitor consists of a dielectric disc between two paralell metal disc plates. The dielectric disc has a relative permittivity of 40. The diameter of the disc plates is 1 cm. The voltage across the plates is 100 V. Find the electric flux density D in the dielectric in Coulombs per square meter. Round off your answer to one decimal.The voltage VL(0+) in v and the current iL(0+) in A and the time constant τ in s respectively are:The current through a 12-mH inductor is 4 sin 100t A. Find the voltage, across the inductor for 0 < t < π/200 s. A. 1.56 cos 100t VB. 3.12 sin 100t VC. 5.78 cos 100t VD. 4.80 cos 100t V