AP EAMCET Engineering 23 Sep 2020 Shift 1 Paper

Section: Physics

Question : 84 of 160

Marks: +1, -0

Two wires of equal diameters, lengths l1, l2 and having resistivities S1, S2 respectively are joined in series. The equivalent resistivity of the combination is ____________

S1l1+S2l2
l1+l2
S1l2+S2l1
l1−l2
S1l2+S2l1
l1+l2
S1l1−S2l2
l1−l2

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