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MODUL • Fizik TINGKATAN 5








                                                                        Gerakan magnet  Gerakan magnet  Motion of a magnet Motion of a magnet   Gerakan magnet  Gerakan magnet  Motion of a magnet Motion of a magnet




                                                           change of magnetic flux or the rate of cutting of the magnetic flux
                                                      perubahan fluks magnet atau kadar pemotongan fluks magnet



                  HUKUM-HUKUM ARUHAN ELEKTROMAGNET (Klasifikasi) / LAWS OF ELECTROMAGNETIC INDUCTION (Classifying)
                                        Hukum Faraday  Faraday’s Law Menyatakan bahawa magnitud d.g.e teraruh berkadar langsung dengan kadar  States that the magnitude of the induced e.m.f. is directly proportianal to the rate of   meningkatkan kelajuan gerakan relatif antara magnet dan solenoid increasing the speed of relative motion between the magnet and solenoid





                                                                       Gerakan magnet  Gerakan magnet  Motion of a magnet Motion of a magnet   Gerakan magnet  Gerakan magnet  Motion of a magnet Motion of a magnet Arus aruhan atau d.g.e aruhan boleh ditingkatkan melalui:  The induced current or induced e.m.f can be increased by:  meningkatkan kekuatan medan magnet increasing the strength of the magnet field menambahkan bilangan lilitan pada solenoid increasing the number of turns of solenoid








                        Hukum Aruhan Elektromagnet Laws of Electromagnetic Induction           (a)      (b)      (c)                                                                                                                                      UNIT 3




          UNIT 3












                                                     menentang perubahan fluks magnet yang menghasilkannya
                                                            yang  menentang gerakan   Magnet dimasukkan  Magnet is put in  Magnet dimasukkan  Magnet is put in  Magnet dikeluarkan  Magnet is taken out  Magnet dikeluarkan  Magnet is taken out



                                       Hukum Lenz  Lenz’s Law Menyatakan  bahawa arus aruhan  terhasil  sentiasa  mengalir  pada arah  yang  State that an induced current always flows in such a direction so as to oppose the   magnet   fluks  magnet masuk ke dalam solenoid itu. Kutub selatan (S) dihasilkan pada  hujung solenoid menentang kutub selatan (S) magnet yang bergerak masuk  Induced  current  produces  a  magnetic  flux  that  opposes the  motion  of  the  magnet entering the solenoid. South pole (S) is produced at the end of the




                                                            menghasilkan  change of magnetic flux producing this induced current





                           Video
                                                            teraruh

                                                            Arus   ke solenoid.

                                                            (a)                               (b)
                           Hukum Lenz
                            Lenz's Law
                        https://goo.gl/2oEQSM

                © Nilam Publication Sdn. Bhd.                       102



          03-Physic F5 2018.indd   102                                                                                26/08/2019   11:23 AM
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