Current Electricity

Section: Physics

Question : 36 of 37

Marks: +1, -0

In a potentiometer, the area of cross section of the wire is 4cm2, the current flowing in the circuit is 1A and the potential gradient is 7.5Vm−1, then the resistivity of the potentiometer wire is

[AP EAPCET 18 May 2024 Shift 1]

‌3×10−3Ωm
‌2×10−6Ωm
‌4×10−2Ωm
‌5×10−4Ωm

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