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Sahay Sir > Question Answers > Cengage JEE Mains Physics by B.M Sharma > Chapter 17 - Electric Charge and Field > An electron is projected as shown in fig. with kinetic energy K, at an angle θ=45^∘ between two charged plates. The magnitude of the minimum electric field so that the electron just falls to strike the upper plate is

An electron is projected as shown in fig. with kinetic energy K, at an angle θ=45^∘ between two charged plates. The magnitude of the minimum electric field so that the electron just falls to strike the upper plate is

An electron is projected as shown in fig. with kinetic energy K at an angle θ=45^∘ between two charged plates. The magnitude of the minimum electric field so that the electron just falls to strike the upper plate is