In an oscillating LC circuit, the total stored energy is U and the maximum charge on the capacitor is Q. When the charge on the capacitor is Q/2, the energy stored in the inductor is: 3U/2 (4/3)U U/2 U/4 3U/4
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In an oscillating circuit, the total stored energy is and the maximum charge on the capacitor is . When the charge on the capacitor is , the energy stored in the inductor is: