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Question-216153




Question Number 216153 by Tawa11 last updated on 28/Jan/25
Answered by AntonCWX last updated on 29/Jan/25
i=i_L =((12V)/(1Ω+5Ω))=2A  v_C =(1Ω+4Ω)(2A)=10V    W_C  = (1/2)Cv_C ^2  = (1/2)(1)(10^2 ) = 50J  W_L  = (1/2)Li_L ^2  = (1/2)(2)(2^2 ) = 4J
$${i}={i}_{{L}} =\frac{\mathrm{12}{V}}{\mathrm{1}\Omega+\mathrm{5}\Omega}=\mathrm{2}{A} \\ $$$${v}_{{C}} =\left(\mathrm{1}\Omega+\mathrm{4}\Omega\right)\left(\mathrm{2}{A}\right)=\mathrm{10}{V} \\ $$$$ \\ $$$${W}_{{C}} \:=\:\frac{\mathrm{1}}{\mathrm{2}}{Cv}_{{C}} ^{\mathrm{2}} \:=\:\frac{\mathrm{1}}{\mathrm{2}}\left(\mathrm{1}\right)\left(\mathrm{10}^{\mathrm{2}} \right)\:=\:\mathrm{50}{J} \\ $$$${W}_{{L}} \:=\:\frac{\mathrm{1}}{\mathrm{2}}{Li}_{{L}} ^{\mathrm{2}} \:=\:\frac{\mathrm{1}}{\mathrm{2}}\left(\mathrm{2}\right)\left(\mathrm{2}^{\mathrm{2}} \right)\:=\:\mathrm{4}{J} \\ $$
Commented by Tawa11 last updated on 29/Jan/25
Thanks sir.
$$\mathrm{Thanks}\:\mathrm{sir}. \\ $$

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