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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A 100 eV electron is projected directly toward a large metal plate that has surface charge density of −2.0 × 10^−6 C/m . From what distance must the electron be projected, if it is to just fail to strike that plate?

A 100 eV electron is projected directly toward a large metal plate that has surface charge density of −2.0 × 10^−6 C/m . From what distance must the electron be projected, if it is to just fail to strike that plate?

A 100 eV electron is projected directly toward a large metal plate that has surface charge density of −2.0 × 10^−6 C/m . From what distance must the electron be projected if it is to just fail to strike that plate?