Phy 102 Sample Test 1 2005

Phy 102 Sample Test 1 2005 - Dr. Huerta Phy 102 Sample Test...

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Unformatted text preview: Dr. Huerta Phy 102 Sample Test 1 Spring 2005 Spring Semester 2005, Sections S and T FORMULAE SHEET Vectors: Unit vectors: x-axis: x i , y-axis: y j ~ A ~ B = | ~ A || ~ B | cos = | ~ A | B A = | ~ B | A B , | ~ A ~ B | = | ~ A || ~ B | sin , | ~ A | = q A 2 x + A 2 y , direction of ~ A ~ B is perpendicular to both vectors by right hand rule. Electric Fields: e = 1 . 6 10- 19 C, m e = 9 . 1 10- 31 kg, m p = 1 . 67 10- 27 kg, k = 1 4 = 9 10 9 N m 2 C 2 . ~ E = kQ r 2 , ~ F q = q ~ E, V = kQ r , | ~ E | = | V s | , V =- ~ E ~ r, E = 2 for a sheet of charge . U q = qV, KE = 1 2 mv 2 . Potential Energy and Torque for an Electric Dipole: U =- pE cos , | ~ | = pE sin . Capacitance: Q = CV, C = A d , U = 1 2 CV 2 = Q 2 2 C . Circuits: i = q t , V = iR, R = L A , P = V i, P R = i 2 R, E rms = E 2 resistors in series: R S = R 1 + R 2 , resistors in parallel: 1 R P = 1 R 1 + 1 R 2 Physics 102 Sample Test 1 Spring 2005 Dr. Huerta Phy 102 Sample Test 1 Spring 2005 [1.] An electric field of 10 6 V/m points due north at a certain spot. What are the magnitude and direction of the force that acts on an electron at this spot?...
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This note was uploaded on 10/13/2011 for the course PHY 102 taught by Professor Alexandrakis during the Spring '06 term at FIU.

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Phy 102 Sample Test 1 2005 - Dr. Huerta Phy 102 Sample Test...

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