Homework #4

These are due on Monday September 27^tn by about 5pm .

Same process as usual, please. Hand in two parts separately.

Part I

4Q17)

4Q21)

4P16)

4P27)

5P13)

Part II

5Q7)

5Q15)

4P63)
(Hint: didn't we do something like this in class.)

4P84)

5P18)
[Hint: First draw the free-body diagram for a person.]