The circuit shown consists of a capacitor, C = 2 µF that has an initial charge Q₁ = 36 μC, an unknown inductor, L, and an open switch, S. At time t = 0 the switch is closed. 1) At t = 0, the total energy, Etot, stored in the circuit is E tot = 0 mJ E tot = 0.648 mJ E tot 0.324 mJ Submit Help 2) At the instants in time when the current through the inductor is not changing (d//dt = 0), what is Vc, the voltage across the capacitor? OVC=OV OVC 18 V ○ VC = 36 V Submit Help 3) After the switch is closed, the frequency of the oscillations in the circuit is measured to be f = 40 kHz. At t = 107 μs, what is the magnitude of the voltage across the inductor? V₁ = 17.7 V V₁ = 18 V V₁ = 3.37 V V=9V V₁ = 0V ell
The circuit shown consists of a capacitor, C = 2 µF that has an initial charge Q₁ = 36 μC, an unknown inductor, L, and an open switch, S. At time t = 0 the switch is closed. 1) At t = 0, the total energy, Etot, stored in the circuit is E tot = 0 mJ E tot = 0.648 mJ E tot 0.324 mJ Submit Help 2) At the instants in time when the current through the inductor is not changing (d//dt = 0), what is Vc, the voltage across the capacitor? OVC=OV OVC 18 V ○ VC = 36 V Submit Help 3) After the switch is closed, the frequency of the oscillations in the circuit is measured to be f = 40 kHz. At t = 107 μs, what is the magnitude of the voltage across the inductor? V₁ = 17.7 V V₁ = 18 V V₁ = 3.37 V V=9V V₁ = 0V ell
Chapter14: Inductance
Section: Chapter Questions
Problem 66P: The self-inductance and capacitance of an oscillating LC circuit are L = 20 mH and C = 1.0 F ,...
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Transcribed Image Text:The circuit shown consists of a capacitor, C = 2 µF that has an initial charge Q₁ = 36 μC, an
unknown inductor, L, and an open switch, S. At time t = 0 the switch is closed.
1) At t = 0, the total energy, Etot, stored in the circuit is
E tot = 0 mJ
E tot = 0.648 mJ
E tot 0.324 mJ
Submit
Help
2) At the instants in time when the current through the inductor is not changing (d//dt = 0), what is Vc, the voltage
across the capacitor?
OVC=OV
OVC 18 V
○ VC = 36 V
Submit
Help
3) After the switch is closed, the frequency of the oscillations in the circuit is measured to be f = 40 kHz. At t = 107 μs,
what is the magnitude of the voltage across the inductor?
V₁ = 17.7 V
V₁ = 18 V
V₁ = 3.37 V
V=9V
V₁ = 0V
ell
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