what is wheatstone bridge formula
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i1 r1 + i2r2 + .........inrn+igrg(potential across galvanometer )= 0
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Wheatstone bridge is used to calculate the
unknown resistance through three known
resistances which are variable.Unknown
resistance is usually R4 and is given as
R4=R3/R1×R2
unknown resistance through three known
resistances which are variable.Unknown
resistance is usually R4 and is given as
R4=R3/R1×R2
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