GAGA asked in 科學及數學其他 - 科學 · 1 decade ago

electrical energy stored in capacitor

electrical energy stored in capacitor有3條equation:

U=Q^2/2C=CV^2/2=QV/2

點choose equation泥用ar?

1 Answer

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  • 1 decade ago
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    最緊要都係睇下邊個係constant

    如果capacitance係constant就用有c果2條

    如果係voltage 係constant 就用v果條

    2008-01-24 01:40:54 補充:

    加埋我個補習啊sir教既 佢叫xxtam 你可能識 呵呵

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