Physics 16 Problem Set 8 Solutions
Y&F Problems
8.20. IDENTIFY: In part (a) no horizontal force implies is constant. In part (b) use the energy expression, Eq. 7.14, to find the potential energy intially in the spring. SET UP: Initially both
Physics16 Spring2010 ProblemSet4
5 . 62 . IDENTIF Y: Apply
F = ma to each object . Constant speed means a
0.
S E T U P : The free-body diagrams are sketched in Figure 5.62. T1 is the tension in the lower chain, T2 is the tension in the upper chain and T F
Physics 16 Spring 2010 Problem Set 3
3.82. IDENTIFY: Both the bolt and the elevator move vertically with constant acceleration. SET UP: Let be upward and let at the initial position of the floor of the elevator, so for the bolt is 3.00 m. EXEC
Physics 16 Problem Set 6 Solutions
Y&F Problems
1.55. IDENTIFY: For all of these pairs of vectors, the angle is found from combining Equations (1.18) and as . (1.21), to give the angle SET UP: EXECUTE: (b) (c) and . . If , . If , and the two
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2.90. IDENTIFY: Both objects are in free-fall. Apply the constant acceleration equations to the motion of each person. SET UP: Let be downward, so for each object. EXECUTE: (a) Find the time it take
Linear Algebra: Notes, Exercises, and Lecture Mondays start on problem 15.5 (from Applications of Linear Algebra by Anton and Rorres) was atrocious. The whole point of abstraction is to avoid tedious repetition. What I was about to do (that is, what you w
Physics 16 Problem Set 7 Solutions
Y&F Problems
7.37. IDENTIFY and SET UP: Use Eq.(7.17) to calculate the force from U. At equilibrium (a) EXECUTE: The graphs are sketched in Figure 7.37.
Figure 7.37 (b) At equilibrium so implies solution is