TS EAMCET 19-July-2022 Shift 1 Solved Paper

Section: Physics

Question : 107 of 160

Marks: +1, -0

The resistivity of a metal is 1×10−8Ωm. If it contains 9×1028 electrons per m3 then the relaxation time of electrons inside the metal is nearly ( electron mass =9×10−31kg)

4×10−14s
7×10−14s
1.0×10−14s
9×10−14s

Validate

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