Lecture 20 – Forces on Currents 26.6 Magnetic Forces on Current Carrying Conductors.

Slides:



Advertisements
Similar presentations
Magnetism and Currents. A current generates a magnetic field. A magnetic field exerts a force on a current. Two contiguous conductors, carrying currents,
Advertisements

The Magnetic Force Between Two Parallel Conductors AP Physics C Montwood High School R. Casao.
Phy 213: General Physics III Chapter 28: Magnetic Fields Lecture Notes.
Phys 102 – Lecture 12 Currents & magnetic fields 1.
THE MAGNETIC FORCE BETWEEN TWO PARALLEL CONDUCTORS Lecture No.12 By. Sajid Hussain Qazi.
Lecture Demos: E-40 Magnetic Fields of Permanent Magnets (6A-1) E-41 Oersted’s Experiment (6B-1) E-42 Force on a Moving Charge (6B-2) 6B-3 Magnetic Field.
Today’s Concept: What Causes Magnetic Fields
HW7 due on Friday Turn in HW6 Stand by to receive back HW5 EXAM 2 coming up on Monday !!!!! March 30 th.
STARTER Which way does the current point in this wire? Magnetic Forces, Fields, and Directions.
Motion of Charged Particles in Magnetic Fields
Happyphysics.com Physics Lecture Resources Prof. Mineesh Gulati Head-Physics Wing Happy Model Hr. Sec. School, Udhampur, J&K Website: happyphysics.com.
Physics 1502: Lecture 15 Today’s Agenda Announcements: –Answers to midterm 1 NO Homework due this weekNO Homework due this week Magnetism.
Lecture 19-Wednesday March 11 Magnetic Forces on Moving Charges Mass Spectrometers.
Lecture 17-The Magnetic Field Chapter 24 Friday, March 6.
Magnetic Fields Faraday’s Law
Phy 213: General Physics III Chapter 29: Magnetic Fields to Currents Lecture Notes.
Physics for Scientists and Engineers II, Summer Semester Lecture 12: June 17 th 2009 Physics for Scientists and Engineers II.
Ampere’s Law PH 203 Professor Lee Carkner Lecture 17.
Physics 121: Electricity & Magnetism – Lecture 9 Carsten Denker NJIT Physics Department Center for Solar–Terrestrial Research.
Lecture 21 Today Magnetic forces and Torques The Biot-Savart Law Magnetic force between two parallel conductors Maxwell’s magnetic potential.
Ampere’s Law Physics 102 Professor Lee Carkner Lecture 19.
Copyright © 2007, Pearson Education, Inc., Publishing as Pearson Addison-Wesley. Magnets and the magnetic field Electric currents create magnetic fields.
Copyright © 2007, Pearson Education, Inc., Publishing as Pearson Addison-Wesley. Magnets and the magnetic field Electric currents create magnetic fields.
Electro Mechanical System
Copyright © 2007, Pearson Education, Inc., Publishing as Pearson Addison-Wesley. Magnets and the magnetic field Electric currents create magnetic fields.
Copyright © 2007, Pearson Education, Inc., Publishing as Pearson Addison-Wesley. Magnets and the magnetic field Electric currents create magnetic fields.
When a charged particle moves through a magnetic field, the force exerted on the particle by the field depends upon A.the velocity of the particle B.the.
Today’s agenda: Magnetic Fields Due To A Moving Charged Particle. You must be able to calculate the magnetic field due to a moving charged particle. Biot-Savart.
Magnetic Fields and Forces
Chapter 21 Magnetic Forces and Magnetic Fields Magnetic Fields The needle of a compass is permanent magnet that has a north magnetic pole (N) at.
READING QUIZ False True
Physics 106 Lesson #22 Magnetism: Speakers and Microphones Dr. Andrew Tomasch 2405 Randall Lab
Magnetic Fields Chapter Sources of the Magnetic Field The magnetic field of moving charges The magnetic field of currents Biot-Savart law Last.
Magnetic Field.
Announcements  Homework for tomorrow… Ch. 32: CQ 6, Probs. 16 & : a) –(3.2 x T) jhatb) 0 Tc) +(1.1 x T) ihat 32.6: +(2.9 x
Lecture 21—Wednesday March 18 Magnetic Forces on Dipoles Magnetic Resonance Imaging.
Copyright © 2007, Pearson Education, Inc., Publishing as Pearson Addison-Wesley. Magnets and the magnetic field Electric currents create magnetic fields.
Magnetic Fields Chapter The force exerted by a magnetic field Definition of B 26.3 Motion of a charged particle in a magnetic field Applications.
Lecture 23—Faraday’s Law Electromagnetic Induction AND Review of Right Hand Rules Monday, March 30.
Physics 106 Lesson #21 Magnetism: Motors and Generators Dr. Andrew Tomasch 2405 Randall Lab
Forces on Current Carrying Wires. If a current carrying wire produces a magnetic field, we should expect that magnets exert a force on the wire Direction.
Unit 4 Day 7: Magnetic Fields due to Wires Magnetic Field in a Straight Wire Magnetic Fields in 2 Parallel Conducting Wires, Side by Side Magnetic Forces.
The Magnetic Force on a Moving Charge The magnetic force on a charge q as it moves through a magnetic field B with velocity v is where α is the angle between.
Magnets and the magnetic field Electric currents create magnetic fields Magnetic fields of wires, loops, and solenoids Magnetic forces on charges and currents.
DC MOTOR PRINCIPLE Magnetic Force. M OTOR P RINCIPLE  When a straight wire carrying a current is placed in an external magnetic field, the interaction.
Lecture 27 Magnetic Fields: II
General Physics 2Magnetism1 Mass Spectrometer Used to identify atoms and their concentrations in a sample of material. Between S1 and S2, molecules go.
A magnetic field exerts a force on a moving charged particle which is A.in the direction of the magnetic field. B.in the direction of the motion of the.
Lecture 28: Currents and Magnetic Field: I
Physics 212 Lecture 14, Slide 1 Physics 212 Lecture 14 Biot-Savart Law :05.
Physics 212 Lecture 13, Slide 1 Physics 212 Lecture 13 Torques.
Electric Field Lines Contents: Basic Concept Field Lines and point charges Field Lines and conductors.
Magnetic Fields A vector quantity Symbolized by
Physics 102: Lecture 9, Slide 1 Currents and Magnetism Physics 102: Lecture 09.
Week 9 Presentation 1 Electromagnets 1. Learning Objectives: 1. Determine the magnitude and direction of the magnetic field strength generated by a straight.
The magnetic force on the moving charges pushes the wire to the right.
Energy of a magnetic dipole in a magnetic field
Announcements Homework for tomorrow… Ch. 32: CQ 7, Probs. 16, 18, & 48
The Torque on a Current-Carrying Coil
Magnetic Fields Exert Forces on Currents
Exercise Magnetism by Siti Aisah binti Harun Faculty of Industry Science &Technology
Magnetism Magnetism Lecture 15 Today Magnetic Fields
Physics 014 Magnetic Fields.
Announcements Homework for tomorrow… Ch. 33: CQs 4, Probs. 10, 12, & CQ1: CCW CQ2: push against resistive force 33.2: 0.10 T, out of.
26.5 Sources of the Magnetic Field
Parallel Currents d L Current I1 produces a B-field I1 I2 B1 xxxx
A reminder about current
A long straight conducting wire of length L and mass m carries a current I. The conductor is near the surface of the earth, in a uniform magnetic field.
Two long parallel conductors are separated by 1. 0 m
Chapter 28 Magnetic Fields
Presentation transcript:

Lecture 20 – Forces on Currents 26.6 Magnetic Forces on Current Carrying Conductors

Magnetic Fields Exert Forces on Currents Magnitude of the force on a current segment of length L perpendicular to a magnetic field Slide 24-37

Forces between Currents Slide Magnetic force between two parallel current-carrying wires

Forces between Current Loops Slide 24-40

A Current Loop Acts like a Bar Magnet Slide 24-41

Homework due today Problems 24: CQ10, MC33, 22, 25, 26, 29, 31, WB 24: Due Wednesday: Read 24: 7-8 Magnetic forces on magnetic dipoles and MRI Problems: 24: 32, 34, 37

Magnetic Fields Exert Torques on Current Loops Slide 24-42

The Torque on a Dipole in a Magnetic Field Slide 24-43