Molly Chang, Alex Im, and Emily Yuan
Physics I Lab
Monday 3 PM
April 7, 2014
Lab 9- Buoyant Force and Archimedes Principle
Objective
In this experiment, the buoyant force, F , acting on a submerged object was found by
measuring the weight of the object in
Molly Chang and Emily Yuan
Physics I Lab
Monday 3 PM
March 31, 2014
Lab 8- Rotational Inertia, Angular Acceleration, and Frictional Torque
Objective
To measure the velocity of the falling mass using two photogates, to measure the period of the
rotating di
Error Propagation
Uncertainty
Uncertainty reflects the
knowledge that a measured
value is related to the mean.
Probable error is the range from
the mean with a 50% certainty.
For a normal distribution:
0.675
Coefficient of Variation
The coefficient of va