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Midterm March 2007

Midterm March 2007 - THE TJNIVERSITY F BRITISH COLUMBIA O...

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THE TJNIVERSITY OF BRITISH COLUMBIA 2006 / 2W7 WINTER S ES SION PHYSICS T7O MECTIAMCS I Midterm Examination: 1930 to 2030, Monday, March5,2007 Write all work to be marked in the Answer Booklets provided. You may consult a single-page 8 %nch by I I inctr, hand-writren information sheet. You musthand in your information sheet with your Answer Booklet in order for your exam to be marked. You may use a graphing calculator. Theexam consists of 2 questions. Question I is worth 15 marks and Question 2 is worth25 marks. The exarn counts for a totalof 20 nnds towards your Final Grade for thecourse. . OTJESTION I The diagram belowshows points A, B and C on a rigid body. A force F of magnitude 500 N acts at point B. The coordinate direction angle of F to the positive y-axis is 40".The coordinate direction angle of F to the positive z-aris is 70'. The coordinate direction angle of F to the positive x-axis is greater than90". a) Determine the coordinate direction angle of F to the positive x-axis. (3 marks) b)
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