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Pre16_Solns_PractProbs_Final_S08~Suedo

Course: WLD 001, Winter 2009
School: UC Davis
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Texas A&M - PHYS - 208
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Texas A&M - PHYS - 208
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Texas A&M - PHYS - 208
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Texas A&M - PHYS - 208
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Texas A&M - PHYS - 208
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Texas A&M - PHYS - 208
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Texas A&M - PHYS - 208
Faraday's Law (ch. 29)r r r r d E dl = dt B dA Faraday's law, d B = N or dt for N = # turns r r where B = B dA is magnetic flux. Right-hand rule gives direction same as Lenz's law: induced currents tend to oppose changes in B. V this d
Texas A&M - PHYS - 208
Be sure the simulation has finished loading before you begin.Helmholtz coils are used to produce a region of constant applied magnetic field. In some experiments they aie used to counter the Earth's magnetic field. This pre-lab exercise will investi
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Inductor Applications:(1) Filter (blocks high frequencies; choke)(2) Transient behavior: timer circuitsRL time constant: = L / R(3) AC effects:radio tuners = 1/ LC , natural oscillation frequency. inductive sensors (4) Energy storage
Texas A&M - PHYS - 208
Inductance (ch. 30)m = I L defines L = inductancem = self flux due to I in the inductorso, = L(dI dt)1 = I2M definesM = mutual inductanceso, 2 = M (dI1 dt)Units for M or L: 1 Henry (1 H) = 1 T m2/A (or 1 s) Long solenoid result: L =
Texas A&M - PHYS - 208
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Texas A&M - PHYS - 208
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Texas A&M - PHYS - 208
Magnetic Fields and Forces r Magnetic field, B: unit Tesla (T) [N/(A.m)] r Field lines indicate B direction Lines from N poles, toward S. Force on Charge: r r Force on Wire: r r r F = Idl B or IlBsin r F = qv Bwire loops: Trajectory: always
Texas A&M - PHYS - 208
Magnetic Sources ch. 28B fields due to electric current or moving electric charge."Magnetic charge" postulated but never seen (yet.) (1) Field due to moving charge:r r r o qv r r , due to charge q, const. velocity v . dB = 4 r 3 o = 4 10
Texas A&M - PHYS - 208
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Texas A&M - PHYS - 208
Electromagnetic Equations:Maxwell's Equations:r r d E 1) B dl = o I encl + oo dtAmpere's law, with displacement current:r r d B 3) E dl = dtFaraday's lawI D = od E dtr r 2) B dA = 0r r Q 4) E dA = inoGauss's law f
Texas A&M - PHYS - 208
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Texas A&M - PHYS - 208
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Texas A&M - PHYS - 208
Reflection and Refraction (ch. 33) Index of refraction (n): v=c/n, where c = 3.00 108 m/s, speed in vacuum. or, = o n Refraction (bending of light in dielectrics): Snell's law, n1 sin1 = n2 sin2critical angle, 1 n c = sin 1 n2 Reflection:
Texas A&M - PHYS - 208
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Texas A&M - PHYS - 208
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Texas A&M - PHYS - 208
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Texas A&M - PHYS - 208
Electromagnetic Waves ch. 32Maxwell's Equations include: r r d E , Ampere's law B dl = o Iencl + oo dt r r d M , Faraday's law E dl = dt r r r r d E d M sourceless versions: B dl = oo ; E dl = dt dt Electromagnetic waves: E = E y = E
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IEOR 165: Engineering Statistics, Quality Control and Forecasting, Spring 2007 Quiz 1 Solution Question 1 (a) Noting x = 102, S 2 = 144, the 95 percent CI for the mean is S 12 x t/2,n1 = 102 2.306 = (92.776, 111.224). n 3 The 95 percent CI for t
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Berkeley - IEOR - 165
IEOR 165: Engineering Statistics, Quality Control and Forecasting, Spring 2007 Quiz 2 SolutionQuestion 1 (a) The expected value of the rst moment for a single uniform random variablebE[X] = 0xexb dx =0 (y + b)ey dy=ydey + bey |0 = b
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Berkeley - IEOR - 165
IEOR 165: Engineering Statistics, Quality Control and Forecasting, Spring 2007 Quiz 3 Solution(a) Noting Sxx = 227.5, Svv = 28601.7, Sxy = 192.95, Svy = 1367.01 and Syy = 166.5893 B = Sxy 192.95 = = .8481 Sxx 227.5 A = Y B x = 50.3929 .8481 7.5
Berkeley - IEOR - 165
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Chapter 2: Thinking like an Economist Like every field of study, economics has its own terminology supply v opportunity cost v elasticity v consumer surplus v demand v comparative advantage v deadweight loss Economics trains you to. . . . Think in
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Measuring a Nation's Income Microeconomics is the study of how individual households and firms make decisions and how they interact with one another in markets. Macroeconomics is the study of the economy as a whole. Its goal is to explain the economi
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MIT - EECS - 6.111
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National Chiao Tung University - EE - IEE6533
National Chiao Tung University - EE - IEE6533
National Chiao Tung University - EE - IEE6533
National Chiao Tung University - EE - IEE6533
National Chiao Tung University - EE - IEE6533
National Chiao Tung University - EE - IEE6533
National Chiao Tung University - EE - IEE6533
National Chiao Tung University - EE - IEE6533
National Chiao Tung University - EE - IEE6533
National Chiao Tung University - EE - IEE6533
National Chiao Tung University - EE - IEE6533
National Chiao Tung University - EE - IEE6533