Q1 - 1- 2-~CO& r:.'r-15DCD~ldY k \ ~ :=: \2S...

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ENG 35 Winter 08 Quiz #1 Open Book - Open Notes Time Allowed: 20 min Name: Section: A beam element lies in the x-y plane and is at an angle of 45° from the y-axis. Two forces are applied to the end. Force I, FI is in the direction given by the angles from the axes and force 2, F2 lies in the y-z plane at an angle given by the 7-24-25 triangle. a) Express the forces as vectors in terms of V,},k). (10 pts) Y b) Determine the resultant force. (10 pts) z F,=250N beam y (;\ 'J F"j 7 200 N Usi h') c\irecT\U> cosi V)<::"S r \ = Z~ Ncos (d) \. .
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