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Kirchhoff’s laws HELP...

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plz can any1 explain dis law ???
da current one i knw..i wntd 2 knw tht voltage one.
how to write dis eq ???? any simple rule ?????
 
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Always take the convectional direction of current. the emf in the convectional direction(i.e positive to negative) are always positive. take a reference emf. anyone as u like. compare the direction of other emf with ur reference emf. if it is in the same direction add it and if it is in the opposite direction subtract it. now after u get completed with emf equate it with voltage through different resistors. in the case of currents also compare the direction of current with the reference emf. same rule is used here also as in emf. if it is in same direction, it is positive and if the direction is opposite then the voltage is subtracted...for further description u may download the attachment......
 
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