4r and 12r 6v find current
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Explanation:
current in 12r=6v/12r=1/2Amphere
current in 4r=6/4=1.5A
current jn series=6/4+12 =6/16=3/8
current in parrallel=6/(1/4+1/12)=6/{1/(3+1)/12}
=6×4/12=2A
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