Test #3 and HW Problems to Focus on

Here is how I looked at the homework problems.  They are grouped in similar themes.  The ones in the bold will likely show up, or a problem similar to them.

Chapter 7 Problems:
1/2 – discus, hard disk
9 14 – torque/force
21 – torque
24 – center of gravity
27/32/35/39 – kinematic, torque,
moment of intertia
42 – rolling motion


Chapter 8 Problems:
6/8/9/15 – torque balance
spring – 19/22/23
Young’s Modulus 27/28/32
41 – angle, rope, pull

Chapter 9 Problems:
1 equal momentum
13 conservation of mom.
15/22 – bullet through block, baseball
inelastic 25
26, 2D collision
planet angular momentum 30
33 angular momentum
spinning? 35
throw ball on ice lake
55 huge collision
rocket! 61
Cannon- 63

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