(Electric force on charged particle) An electron is initially at rest right at the mid-point between two parallel charged plates. Suppose the separation of the plates is 5cm, and the uniform electron field between them has a strength of magnitude 100 N/C. Ignore the effect of gravitation and the edge effect of parallel plate electric field. Given that the mass of an electron is 9.11 × 10-31 kg. (a) Draw the electric field lines and state towards which plate will the electron move. (b) Calculate the electric force acting on the electron. (c) Calculate the time duration until the electron reaches one of the plates.

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Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
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(Electric force on charged particle)
An electron is initially at rest right at the mid-point between two parallel charged plates. Suppose
the separation of the plates is 5cm, and the uniform electron field between them has a strength of
magnitude 100 N/C. Ignore the effect of gravitation and the edge effect of parallel plate electric
field. Given that the mass of an electron is 9.11 × 10-31 kg.
(a) Draw the electric field lines and state towards which plate will the electron move.
(b) Calculate the electric force acting on the electron.
(c) Calculate the time duration until the electron reaches one of the plates.
Transcribed Image Text:(Electric force on charged particle) An electron is initially at rest right at the mid-point between two parallel charged plates. Suppose the separation of the plates is 5cm, and the uniform electron field between them has a strength of magnitude 100 N/C. Ignore the effect of gravitation and the edge effect of parallel plate electric field. Given that the mass of an electron is 9.11 × 10-31 kg. (a) Draw the electric field lines and state towards which plate will the electron move. (b) Calculate the electric force acting on the electron. (c) Calculate the time duration until the electron reaches one of the plates.
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