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# Phys 407 - REC_6-solutions-graders - Physics 407...

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Unformatted text preview: Physics 407 Recitation #6 ' . ' Tuesday, February 20, 2007 Name C) i I I - Recitation Section: Team members’ names: Two blocks of masses m1 and m2 on a frictionless inclined plane of angle 6 are connected by cords over a massless, frictionless pulley to a third block of mass m3 hanging. vertically, as shown below (Q .5 fix) (a) Draw force identiﬁcation for each of the three blocks. For each block, name and label each force acting on it. _ In; 0 r0 I (1ft) ' ' (MN) ﬁnders : For (A) 2,. (b) I 9W6 {at}. cream. 7f ieayonalale emf 24 mm M, > drawing, 10.2 diagram. Give iJomVe freedom In 031535173 #1526; Mariana/leg No Jen/action nor sham? File}. 1 V (b) Draw a free body diagram for each block. S W17.qu y -_ (Ha) '” « (wig) (c) Write out all the Newton’ s second law equations for each block, assuming that m1 and m2 have ( g an acceleration a along the inclined plane to the upper right, and m3 has a downward acceleration ’ with the same magnitude (if a turns out to be negative, it means that it is an acceleration in the opposite direCtion). There will be two equations each for masses m1 and m2, one parallel and one perpendicular to the inclined plane. There will be only one equation for m3. ll MICK .Ow-'iwan;6ma ...
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