1.47The energy absorbed by the BOX in Fig. P1.17 is given below. Calculate and sketch the current flowing into the BOX. Also calculate the charge which enters the BOX between 0 and 12 seconds. Figure P1.17 5- w(t) (J) i (t) 10v〔+ 1 2 3 4 5 -2.5- BOX 6 7 8 10 12 9 !(s)
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