HW Solutions # 10 - 8.01 MIT - Prof.
Kowalski
Angular Energy and Angular Momentum.
1) 10.70
Please refer to figure 10.54 p.399. The general strategy to solve this problem is to gure out the torque around a point and the direction of the torque will tell y
Problem 1: 2D collision (15 pts)
A particle of mass m collides with a second particle of mass m. Before the collision, the rst
particle is moving in the x-direction with a speed 2v and the second particle is at rest. After
the collision, the second partic
HW Solutions # 9 - 8.01 MIT - Prof. Kowalski Rigid Body Rotation and Angular Momentum.
1) 9.78
Please refer to figure 9.29 p.358. From the denition: I=
2 r dm
we observe that if an object is more concentrated around the line has less moment of inertia.(Of
Problem 1 (25 points)
Shown below is a circuit consisting of an ideal power supply
with an output voltage AV and two light bulbs connected in
series. Bulb 2 is seen to burn brighter than bulb 1 in this circuit
(Le. it consumes more power). Approximate the
MASSACHUSETTS INSTITUTE OF TECHNOLOGY
Physics Department
8.044 Statistical Physics I
Spring Term 2003
Practice Exam #3
Problem 1 (35 points) Impurities in a Film
Small self-organized structures of macromolecules, micelles, can exist as impurities in
free-