PHY 205 Midterm: PHY 205 Test 3
Document Summary
Do only four out of the ve problems. The rst problem consists of ve multiple choice questions. If you do more only your first four answered problems will be graded. Clearly cross out the page and the numbered box of the problem omitted. To get partial credit in problems 2 - 5. ] dr. gundersen 2o, 9:30 - 10:20 a. m. ] dr. alvarez 2q, 12:30 - 1:20 p. m. ] dr. barnes 2r, 2:00 - 2:50 p. m. ] mr. perez-veitia 2s, 3:30 - 4:20 p. m. ~a = ax i + ay j, a = |~a| = qa2 x + a2 y, = tan 1 ay ax ax = a cos , ay = a sin . ~b = bx i + by j + bz k, ~a ~b = (aybz azby) i + (azbx axbz) j + (axby aybx) k, |~a ~b| = |~a||~b|| sin | x + b2 y + b2 z,
