Modeltest1 - PHY 2011 Fall 2007 Model Midterm Exam 1 TOTAL POINTS=50 Time 50 minutes Name(Please print INSTRUCTIONS Show all your work for the

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PHY 2011 : Fall 2007 Model Midterm Exam 1 TOTAL POINTS=50 Time: 50 minutes Name (Please print) : INSTRUCTIONS : Show all your work for the work-out (non-multiple choice) problems so that the grader can clearly follow your line of thought and calculations! Showing work for multiple choice problems is not necessary. Use the reverse sides if necessary. DEFINITELY CIRCLE THE FINAL ANSWERS! (Formulas on next pages) Your final score : ( )/50 1
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Formulas you might need : Vectors : 2 / 1 2 2 ) ( y x A A A + = , tan θ = / . y A x A , cos A A x = sin A A y = . Unit vector: A A a / ˆ r = . Constant acceleration in 1 dimension: . at v v + = 0 2 0 0 2 1 at t v x x + + = . . ) ( 2 0 2 0 2 x x a v v + = Free rise/fall : 2 0 0 2 1 gt t v y y + = . gt v v = 0 . ) ( 2 0 2 0 2 y y g v v = Motion in more than 1 dimension: dt r d v v v = , dt v d a r r = . t r v avg = r r , t v a avg = r r , Average speed=(total path length traveled) t / 2
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Projectile motion : , cos 0 0 0 θ v v x = 0 0 0 sin v y = , v . 0 0 t v x x x + = 0 x x v v = . 2 0 0 2 1 gt t v y y y + = , gt v v y y = 0 .
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This note was uploaded on 04/17/2008 for the course PHYS 2011 taught by Professor Sde during the Spring '08 term at University of Minnesota Duluth.

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Modeltest1 - PHY 2011 Fall 2007 Model Midterm Exam 1 TOTAL POINTS=50 Time 50 minutes Name(Please print INSTRUCTIONS Show all your work for the

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