Jc1 H2 Physics Promo Papers _top_ Jun 2026

4. (15 marks) Two parallel plates 5 cm apart have a potential difference of 200 V. (a) Compute electric field strength. (b) An electron enters mid-way with speed 1×10⁶ m/s parallel to plates. Find its acceleration and vertical displacement on exit. (c) If a proton replaces the electron, describe changes to path and deflection.

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: Ensure all graph sketches include labeled axes with known numerical values; use a ruler for straight lines to avoid losing marks. Eclat Institute Junior College paper for you? (b) An electron enters mid-way with speed 1×10⁶