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In the circuit shown, assuming all ammeters to be ideal, if readings of the hot wire ammeters A1 and A2 are  i1 and i2 respectively then reading of the hot wire ammeter A3

equal to i1+i2
greater than i1+i2
less than i1+i2
equal to 2i1−i2

detailed solution

Correct option is C

i3=i12+i22 and i3

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