Lab 6: Torque

Question 1

What conditions must be fulfilled in order for a system to be in static equilibrium?

Answer 1

1) The vector sum of all EXTERNAL FORCES must be 0

2) the vector sum of all EXTERNAL TORQUES on a body must be 0

Question 2

What was the most significant source of error for this experiment?

Answer 2

calculating Rb, the distance between the pivot point ad the electronic scale (which measures Fb)

Question 3

force must be _____ to the radius in order for torque to be calculated

Answer 3

force must be perpendicular to the r component

Question 4

A plumb line was used to find the ____

Answer 4

center of gravity of the forearm