In an oscillating LC circuit, L = 30.0 mH and C = 7.20 μF. At time t = 0 the current is 9.10 mA, the charge on the capacitor is 3.20 μC, and the capacitor is charging. (a) What is the total energy in the circuit? (b) What is the maximum charge on the capacitor? C (c) What is the maximum current? A (d) If the charge on the capacitor is given by q = Q cos(wt + ), what is the phase angle ø? (e) Suppose the data are the same, except that the capacitor is discharging at t = 0. What then is o?

The switch in the figure below is connected to position a for a long time interval. At t = 0, the switch is thrown to position b. After this time, what are the following? (Let C = 1.20 µF.) 10.0 N 0.100 H a ll 12.0 V C (a) the frequency of oscillation of the LC circuit Hz (b) the maximum charge that appears on the capacitor (c) the maximum current in the inductor (d) the total energy the circuit possesses at t = 3.00 s

An RLC circuit is used in a radio to tune into an FM station broadcasting at f = 99.7 MHz. The resistance in the circuit is R = 10.0 Ω, and the inductance is L = 1.78 µH. What capacitance should be used?pF

An LC circuit consists of an initially fully charged capacitor with a capacitance of 525 x 10^-6 F and an inductor. The maximum energy stored by the capacitor is 0.65 J and the resonant frequency of the circuit is 92.5 rad/s. What is the maximum current through the inductor?

An LC circuit includes a 0.025-μF capacitor and a 340-μH inductor. Part A If the peak voltage on the capacitor is 190 V, what is the peak current in the inductor? Express your answer in amperes. Ip= .05 X Incorrect; Part B How long after the voltage peak does the current peak occur? Express your answer in microseconds. t = A us

A series RLC circuit consists of a 55 resistor, a 3.1 mH inductor, and a 510 nF capacitor. It is connected to an oscillator with a peak voltage of 4.5 V . You may want to review (Pages 915 - 918). Part A Determine the impedance at frequency 3000 Hz. ΨΕ ΑΣΦ Submit Part B Request Answer Determine the peak current at frequency 3000 Hz. VE ΑΣΦ Submit Part C www Request Answer P ? Determine phase angle at frequency 3000 Hz. Ω A

An LC circuit like the one in the figure below contains an 65.0 mH inductor and a 21.0 µF capacitor that initially carries a 175 µC charge. The switch is open for t < 0 and is then thrown closed at t = 0. + Qm max L 000 (a) Find the frequency (in hertz) of the resulting oscillations. 127 X What is the equation for the angular frequency of an LC circuit? Hz (b) At t = 1.00 ms, find the charge on the capacitor. 12.1 X What equation describes the oscillation of the charge as a function of time? µC largest value (c) At t = 1.00 ms, find the current in the circuit. -100 X You appear to be correctly calculating this current using your incorrect result for part (a). mA (d) What If? What are the first three times (in ms), after t = 0, when the capacitor is fully charged again? smallest value ms ms ms

An LC circuit has a 7.00 mH inductor. The current has its maximum value of 0.580 A at t = 0s. A short time later the capacitor reaches its maximum potential difference of 70.0 V Part A What is the value of the capacitance? Vp ΑΣφ. ? µF

A sinusoidal voltage Δv = 45.0 sin(100t), where Δv is in volts and t is in seconds, is applied to a series RLC circuit with L = 170 mH, C = 99.0 µF, and R = 60.0 Ω. e) What If? For what value of the inductance (in H) in the circuit would the current lag the voltage by the same angle ? as that found in part (d)? f) What would be the maximum current (in A) in the circuit in this case?

In an oscillating LC circuit with L = 46 mH and C = 3.0 μF, the current is initially a maximum. How long will it take before the capacitor is fully charged for the first time? Number i Units