Revision lesson on Electric Field and Coulomb's Law, Electric Potential Edexcel IAL Unit 4 WPH14/01

0:00 Complete revision in electric field 0:36 What is electric field? 0:48 Definition of electric field strength (F=QE) 1:58 How to define the direction of electric field strength? 3:14 What is test-charge? 3:58 Coulomb's law 7:13 In which context can we use, F=QE? 9:14 In which context can we use the Coulomb's law? 9:53 Derivation of E=kQ/r^2 and its meaning 13:49 What is electric field line and is properties 22:34 Radial field and uniform field 24:25 Exam style questions in Radial field* 32:43 What is Neutral point and how to detect it? 40:55 Electric field from charged metal sphere. 42:10 Why does E=0 inside a charged metal sphere? 43:19 Exam style question on E of charged metal sphere 45:31 Electric Potential and its definition 46:46 Electric potential of a point charge V=kQ/r 48:10 Exam style questions on Potential of a point charges 51:45 Potential gradient and Electric field strength 52:41 Electric potential of charged metal sphere 55:38 Exam style question on potential of charged metal sphere 57:39 Work done in electric field and Electrical Potential Energy 1:02:07 How to determine a charge particle gaining or losing K.E.? 1:05:36 Work done equation W=qV, V is potential difference 1:06:20 Worked questions on Gain or loss in K.E. 1:12:29 Exam style question in potential-part(i) 1:14:13 Exam style question in Work done-part(ii) 1:20:20 **Exam question on closest approach of Alpha particle 1:26:31 **Exam question on Potential-distance Graph 1:40:59 Electron gun 1:44:36 Uniform Electric Field 1:46:45 Why Electric field line are parallel in region between oppositely charged plates? 1:49:38 E=V/d Electric Field Strength in Uniform Field 1:55:11 Exam style question in uniform field 2:02:59 Exam style question in uniform field 2:07:28 **Exam style question-Projectile motion of electron in uniform field 2:15:30 Equipotential Surface. 1) Circular Motion Lesson-1    • Lesson on Horizontal Vertical Circular mot...   2) Circular Motion Lesson-2    • Lesson on Exam Style Past Paper Questions ...   3) Capacitors: Lesson-1 (Charging and Discharging and Energy Stored)    • Capacitor Lesson Charging Discharging Ener...   4) Capacitors: Lesson-2 (Di-electric Material)    • Lesson on Dielectric material Capacitance ...   5) Capacitors: Lesson-3 (Parallel and Series Connection)    • Lesson Series or Parallel Connection of Ca...   6) Capacitors: Lesson-4 (Exam Style Questions)    • Lesson on Past Paper Exam model Questions ...   7) Complete Lesson in MAGNETIC FIELD    • Lesson Magnetic field Electromagnetic effe...   8) Complete Lesson in PARTICLE PHYSICS    • Particle Physics Edexcel IAL Unit 4 Quark ...