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Physics 2080; Exam 3 Study Guide

by: Amanda Biddlecome

Physics 2080; Exam 3 Study Guide Physics 2080

Marketplace > Clemson University > Physics 2 > Physics 2080 > Physics 2080 Exam 3 Study Guide
Amanda Biddlecome
GPA 4.0

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This study guide covers everything for exam 3 that will cover chapters 22, 23, and 25.
General Physics 2
Dr. Pope
Study Guide
50 ?




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This 3 page Study Guide was uploaded by Amanda Biddlecome on Saturday March 19, 2016. The Study Guide belongs to Physics 2080 at Clemson University taught by Dr. Pope in Fall 2016. Since its upload, it has received 198 views. For similar materials see General Physics 2 in Physics 2 at Clemson University.


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Date Created: 03/19/16
Physics  2080   Test  3  Study  Guide   March  19,  2016   Amanda  Biddlecome     Equations     1)  Magnetic  Force   F=qvBsinθ     *F=magnetic  force   *q=charge     *v=velocity   *B=magnetic  field  (Tesla)   *θ=angle  between  q  and  v     2)  Radius  of  the  circle  a  particle  moves  in   r=mv/qB     *r=radius   *m=mass   *v=velocity   *q=charge   *B=magnetic  field     3)  Force  on  a  current-­‐carrying  wire   F=ILBsinθ     *F=magnetic  force   *I=current   *L=length  of  the  wire     *B=magnetic  field   *θ=angle  between  B  and  I     4)  Total  Torque   τ=IAB     *τ=torque   *I=current   *A=area   *B=magnetic  field     5)  Ampere’s  Law   B=(μ I)/(20r)     *B=magnetic  field     *μ =permeabili0y  of  free  space     *I=current     *r=radius     6)  Current  in  a  Solenoid   B=μ nI 0    *B=magnetic  field   *μ =0ermeability  of  free  space     *n=N/l     *N=number  of  loops  *l=length  of  the  wire  *I=current     7)  Magnetic  Flux   Φ=BAcosθ     *Φ=magnetic  flux  (Weber)   *B=magnetic  field   *A=current       8)  Induced  emf     ξ=-­‐N(ΔΦ/Δt)     *ξ=induced  emf   *N=number  of  loops  *ΔΦ=change  in  flux   *Δt=time         9)  Induced  emf  in  a  rotating  coil   ξ=NBAωsinωt     *N=number  of  turns  *B=magnetic  field   *A=area   *ω=angular  velocity     *ωt=angular  frequency     10)  Inductance  of  a  coil   L=(NΦ)/I     *L=inductance   *N=number  of  turns  *Φ=magnetic  flux   *I=current     11)  Energy  stored  in  a  magnetic  field  of  an  inductor   U=(1/2)LI   2   *U=energy   *L=inductance   *I=current     12)  Voltage  in  primary  vs  secondary  circuits   V =pN /N )Vp   s s   *V =ppimary  voltage       *N =primary  coil  turns     *N =sscondary  coil  turns   *V =secondary  voltage     13)  Doppler  Effect   f =f(1+/-­‐  u/c)     *f=frequency   *u=velocity     *c=speed  of  light     14)  Speed  of  Light   c=fλ     *c=speed  of  light   *f=frequency     λ=wavelength     15)  Malus’s  Law     I=I c0s θ  2   *I=intensity   *I =intensi0y  incident  on  analyzer     Main  Topics   *Magnetic  Fields     -­‐repulsion  and  attraction,  field  lines,  Earth’s  magnetic  field   *Magnetic  Force  on  moving  charges     -­‐magnetic  force,  tesla  to  gauss,  Right  Hand  Rule   *Charged  Particle  in  a  Magnetic  Field     -­‐circular  motion,  force,  mass  spectrometer,  Cyclotrons,  Synchrotrons   *Magnetic  Force  Exerted  on  a  Current-­‐Carrying  Wire  Right  Hand  Rule   *Torque   *Ampere’s  Law     -­‐Oerstead  Experiment,  Right  Hand  Rule,  attraction  and  repulsion   *Solenoids   *Induced  emf     -­‐Faraday’s  experiment,  primary  and  secondary  circuits   *Magnetic  Flux     -­‐Webers,  perpendicular  versus  angular   *Faraday’s  Law  of  Induction     -­‐currents,  emf,  flux  relating  to  this,  how  to  change  it,  Lenz’s  Law   *Determine  how  flux  and  current  are  affected  by  moving  magnets  in  different   directions   *Generators,  Motors,  Transformers   *Electromagnetic  Waves     -­‐charges,  how  waves  look,  Right  Hand  Rule  (BEV),  speed  of  light,  Doppler     Effect,  Electromagnetic  Spectrum     *Polarization     Terms  and  Values  to  Know   *1  Tesla=10  Gauss   -­‐7 *μ =0ermeability  of  free  space=4πX10  Tm/A   *the  minus  sign  in  Faraday’s  Law  of  Induction  is  a  consequence  of  Lenz’s  Law   *Ohm’s  Law:  substitute  ξ  in  for  ΔV   *Unit  of  Inductance:  Henry’s  [H]   8 *Speed  of  Light  (c)=3.00X10  m/s  


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