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/sci/ - Science & Math


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11108912 No.11108912 [Reply] [Original]

Need to learnt how to figure out the amount of energy stored on capacitors and inductors when the voltage and current is in the form of a sine or cosine wave. Have test tomorrow. Please help me, anything is appreciated. pic unrelated

>> No.11108999

>>11108912
v=ri
good luck

>> No.11109073
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11109073

[eqn]E_C=\frac{1}{2}CV^2,\ \ E_L=\frac{1}{2}LI^2[/eqn]
where
[eqn]V=V_0\exp{j(\omega t+\phi_v)}[/eqn]
[eqn]I=I_0\exp{j(\omega t+\phi_i})[/eqn]