1bw09ch16notesforweb

# 1bw09ch16notesforweb - Physics 1B schedule Winter 2009...

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Physics 1B schedule Winter 2009. Instructor: D.N. Basov [email protected] HW: Ch15: 1,10,11,13,15,17,20,24,27,28,30,32,36,38,43,46,48 Ch16: 1,3,5,8,12,15,19,22,23,25,29,31,33,35,43,45,47,49,60 Ch17: 1,3,8,9,11,13,16,19,20,23,31,33,39,45,52,60 Ch18: 1,3,5,7,13,17,21,26,31,33,35, Ch19: 1,3,8,9,11,15,19,22,24,27,29,34,37,38,41,44,47,49,57,61 Ch20: 1,5,8,11,13,16,18,23,25,27,29,31,34,37,39, Quizzes: Final exam: all material in ch 15-21 HW problems, problems in class, more… no make up final for any reason 4 best out of 5 No make-up quizzes for any reason OH This week only: Fri 4-5 pm, 6-7 pm Lecture: discussion of the final exam Lecture: AC circuits Lecture: Energy of the magnetic field 10: March 9 Quiz 5: chapter 19-20 Lecture Inductance, Inductors Lecture: Faraday’s law, Lenz’s law 9: March 2 Quiz 4: chapter 18-19 Lecture: Induced EMF Lecture: current loop, solenoid 8: Feb 23 Lecture: torque on current loop, Ampere’s law Lecture: Magnetism University Holiday 7: Feb 16 Quiz 3: chapter 17 Lecture: RC circuits Lecture: Kirchhoff’s rules 6: Feb 9 Lecture: Resistors, series parallel Lecture: Resistivity, Electric power Lecture: Electric current, Ohm’s law 5: Feb 2 Quiz 2: chapter 16 Lecture: capacitor combinations Lecture: capacitance 4: Jan 26 Quiz 1: chapter 15 Lecture: Potential University Holiday 3: Jan 19 Lecture: Gauss law/examples Lecture: Electric Flux & Gauss’s law 2: Jan 12 Lecture: the Electric field Lecture: The Coulomb law, Lecture: Intro, 15.1-15.3 1:Jan 5 Friday Wed Mon Week T.A.: A: Zhoushen Huang [email protected] B: Andreas Stergiou, [email protected] Last update: Jan 15, 2009

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Potential difference and electric potential [16.1] Recall physics 1A: AB AB W PE = Potential energy difference Work done by a conservative force x F = A path from A to B
Potential difference and electric potential [16.1] Recall physics 1A: AB AB W PE = Potential energy difference Work done by a conservative force x F = A path from A to B Physics 1B: AB PE due to moving charged objects in an electric field E + A B d Fd W PE AB AB = = qEd qEd = = ) ( Because force is opposite to the direction of charge motion

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Potential difference and electric potential [16.1] Recall physics 1A: AB AB W PE = Potential energy difference Work done by a conservative force x F = A path from A to B Physics 1B: AB PE due to moving charged objects in an electric field E + A B d Fd W PE AB AB = = qEd qEd = = ) ( Because force is opposite to the direction of charge motion sign of charge q is important! q PE V V V A B = The potential difference V between final point B and initial point A: V B -V A is defined in terms of change of PE divided by the magnitude of the charge. Scalar quantity. Units 1V=1J/1C Ed V V q PE A B = =
Potential difference and electric potential [16.1] Ed V V q PE A B = = Potential-Depends only position in the field! Units (V) Potential Energy- Depends on the interaction of the field with a charge. Units (J) Related by: PE=q V Both PE and V are relative. Only ( PE and V) are important!

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1bw09ch16notesforweb - Physics 1B schedule Winter 2009...

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