The electron gun in a television tube accelerates electrons (mass = 9.11 × 10⁻³¹ kg, charge = 1.60 × 10⁻¹⁹ C) from rest to 3.00 × 10⁷ m/s within a distance of 2.00 cm. What electric field is required?

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The Answer of The electron gun in a television tube accelerates electrons (mass = 9.11 × 10⁻³¹ kg, charge = 1.60 × 10⁻¹⁹ C) from rest to 3.00 × 10⁷ m/s within a distance of 2.00 cm. What electric field is required?

The Electron Gun in a Television Tube Accelerates Electrons (Mass