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Material Type: Notes; Professor: Losert; Class: INTRO PHYS:MECH&RELATIV; Subject: Physics; University: University of Maryland; Term: Spring 2007;
Typology: Study notes
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Chapter 7
1 st^ (of 3) midterm exams on Tuesday 2/ Counts for 1/9 of semester grade
NOTE: HW due on Fri as usual! Two very difficult “Level 5” problems in this homework!!
Note: Cut one problem each from HW 6 and 8 to reduce length of HW
A car drives over the top of a hill. The forces on the car are the weight and normal force from the hill surface. At the top of the hill
v = Lg sin θ tanθ
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n mg mv r
n mg v rg