Question

In the figure the ideal batteries have emfs 81-20.7 ?, 82-11.8 ?, 83-5.06 V, and 84-525 V, and the resistances are each 201 ?, what are the (a) magnitude and (b) direction of current i1 and the (c) magnitude and (d) direction of current i2? (This can be answered with only mental calculation.) (e) At what rate is energy being transferred in battery 4, and (f) is the energy being supplied or absorbed by the battery? (a) Number Units (c) Number 2 Units (e) Number 3 Units (f) D

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