An 100 {eV} electron is fired directly towards a large metal plate having surface charge density -2 \\times10^{-6} { cm}^{-2}. The distance from where the electron be projected so that it just fails to strike the plate is ______

AP EAPCET 24-Aug-2021 Shift 2 Paper

Section: Physics

Question : 107 of 160

Marks: +1, -0

An 100 eV electron is fired directly towards a large metal plate having surface charge density −2×10−6 cm−2. The distance from where the electron be projected so that it just fails to strike the plate is ______

0.22 mm
0.44 mm
0.66 mm
0.88 mm

Validate

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