2. What is the capacitive reactance of a 0.10 µF capacitor at a 100HZ audio frequency and at a 10OMHZ FM-radio frequency?
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- 4. A 25.0 mH inductor, a 2.00 uF capacitor, and a certain resistor are connected in series across an ac voltage source at 1000 Hz. If the impedance of this circuit is 200 Ω, what is the value of the resistor?In an RLC series circuit, the voltage amplitude and frequency of the source are 240 V and 200 Hz, respectively, and: R = 800 N; L = 0.10 H; and C = 8.0 µF. a) What is the impedance of the circuit? Z = Ω b) What is the amplitude of the current through the resistor? Io = A c) What is the phase difference (in degrees) between the voltage and the current in the source? $ =An LRC circuit contains a 700-Ω resistor, a 7.00-Hcoil, and an unknown capacitor. The circuit resonates at1000 Hz. What is the value of the capacitance ?? The resonant frequency of an LRC circuit is 425 Hz.If the resistance is 300 Ω and the capacitance is 200 nF, what is the value of the inductance ??
- Please AsApA 45.8 F capacitor is connected to a 6.2 V, 208 Hz source. What is the capacitive reactance (in ohms)?In an RLC circuit a second capacitor is addedin series to the capacitor already present. (a) Does the resonancefrequency increase, decrease, or stay the same? (b) Choose the bestexplanation from among the following:I. The resonance frequency stays the same because it dependsonly on the resistance in the circuit.II. Adding a capacitor in series increases the equivalent capacitance, and this decreases the resonance frequency.III. Adding a capacitor in series decreases the equivalent capacitance, and this increases the resonance frequency.