157 In Figure P157 L1 =2H, L2 =8H, M= 4 H, and i1t = 5 sin1000tmA. Find...

15–7 In Figure P15–7 L1 =2H, L2 =8H, M= 4 H, and i1ðtÞ = 5 sinð1000tÞmA. Find the input voltage vXðtÞ.

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+ vx(t) i(t) Vi(t) M ell 000 FIGURE P15-7 i2(t) V2(f)