A-Level Physics OCR A H556

6.3.1: Magnetic fields

#6.3.1a

magnetic fields are due to moving charges or permanent magnets

#6.3.1b

magnetic field lines to map magnetic fields

#6.3.1c

magnetic field patterns for a long straight current-carrying conductor, a flat coil and a long solenoid

#6.3.1d

Fleming’s left-hand rule

#6.3.1e

(i) force on a current-carrying conductor; $F = BIL\sin{θ}$

(ii) techniques and procedures used to determine the uniform magnetic flux density between the poles of a magnet using a current-carrying wire and digital balance

#6.3.1f

magnetic flux density; the unit tesla.

6.2.4

Electric potential and energy

6.3.2

Motion of charged particles

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