At what instant of time is power being extracted from ckts

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Reference no: EM13280476

The voltage and current at the terminals of the circuit element ate zero for t < 0 and t > 40 s. In the interval between 0 and 40 s the expressions are

v = t(1 - 0.025t) V, 0 < t <40 s
i = 4 - 0.2t A, 0 < t < 40 s

At what instant of time is the power being extracted from the circuit element maximum?
Calculate the net energy delivered to the circuit at 0, 10 and 20 seconds.

Reference no: EM13280476

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