Question

please answer! An infinite thread of charge density lambda lies along z axis. the potential difference between points A(4,3,4) and B (3,4,0) is ? the correct ans is zero.

Answer 1

Answer:

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Answer 2

Answer:

Explanation:λ2π∈0In(41−−√5)

B λ2π∈0In(5)

zero

C λ2π∈0

Answer

Solution

C Equipotential surfaces are coaxial cylinders, therefore (4,3,4) and (3,4,0) lie on equipotential surface.