A negatively charged particle moves freely at 90∘ 90^\circ\,90∘ to the direction of a uniform electric field. The acceleration of the particle is:
zero.
in the direction of the electric field.
opposite to the direction of the electric field.
at 90∘90^\circ90∘ to the direction of the electric field.
48 exam-style questions on AQA A Level Physics Electric fields (A-level only), covering Coulomb's law (A-level only), Electric field strength (A-level only), and Electric potential (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.