Edexcel IGCSE Physics 復習筆記 6.1.8 Electromagnets
Edexcel IGCSE Physics 復習筆記 6.1.8 Electromagnets Electromagnets When an electric current flows in a wire it creates a?magnetic field?around the wire By winding the wire into a?coil?we can...
英國大學對年齡要求高嗎？
近期，除了高考后的同學咨詢，也有不少職場或在讀大學生問到小助手這一個問題，那就是自己這個階段，想去英國讀本科，還可以嗎？英國大學對年齡要求高嗎？ 小助手可以很負責的告訴大家，可以的。事實上，英國大學...
Edexcel IGCSE Physics 復習筆記 6.1.7 Fleming's Left-Hand Rule
Edexcel IGCSE Physics 復習筆記 6.1.7 Fleming's Left-Hand Rule Fleming's Left-Hand Rule The?direction?of the?force?(aka the?thrust) on a current carrying wire depends on the direction of the ...
IB DP Maths: AI HL復習筆記5.6.4 Approximate Solutions to Differential Equations
Euler’s Method: First Order What is Euler’s method? Euler’s method?is a numerical method for finding approximate solutions to differential equations It treats the derivatives in the equation as bei...
Edexcel IGCSE Physics 復習筆記 6.1.6 The Motor Effect
Edexcel IGCSE Physics 復習筆記 6.1.6 The Motor Effect Magnetic Force on a Current-Carrying Wire The?motor effect?occurs: When a wire with current flowing through it is placed in a magnetic field an...
Edexcel IGCSE Physics 復習筆記 6.1.5 Electromagnetism
Edexcel IGCSE Physics 復習筆記 6.1.5 Electromagnetism Electromagnetism When a?current?flows through a conducting wire a?magnetic field?is produced around the wire The shape and direction of ...
Edexcel IGCSE Physics 復習筆記 6.1.4 Core Practical: Investigating Magnetic Fields
Edexcel IGCSE Physics 復習筆記 6.1.4 Core Practical: Investigating Magnetic Fields Core Practical 12: Investigating Magnetic Fields Aim of the Experiment To investigate the magnetic field pa...
Edexcel IGCSE Physics 復習筆記 6.1.3 Permanent & Induced Magnets
Edexcel IGCSE Physics 復習筆記 6.1.3 Permanent & Induced Magnets Permanent & Induced Magnets Magnetic materials are attracted to a magnet; non-magnetic materials are not Very ...
Edexcel IGCSE Physics 復習筆記 6.1.2 Magnetic Fields
Edexcel IGCSE Physics 復習筆記 6.1.2 Magnetic Fields Magnetic Field Lines All magnets are surrounded by a?magnetic field A magnetic field is defined as: The region around a magnet whe...
