PHYSICS 30 BODIES IN EQUILIBRIUM

1. Draw FBD's of the bolded object in the following situations [1 mark each]:

a. A sky diver jumps out of an airplane, and opens his parachute

b. A sign is being held up to the ceiling by 2 cables, one at 45 and one at 30

c. A race car accelerates down the track

2. Draw and label 2 different situations (i.e. pointing in different directions) involving a normal force, FN. [2 marks

4. The suspended package shown at the right has a mass of 185 kg. Determine the Tension in the 2 cables using component vector analysis. [3 marks]