Monday, September 29, 2014

9-Sep-2014: Projectile Motion


Purpose:

The main purpose of this lab is to first come up with an equation to determine the distance of the impact point of the ball by using the known measurements (i.e. height of the table, height from floor to release point, and angles).

Lab Set Up:

Top part of the apparatus. Equipments used were two v-channels, two wood blocks, clamps, board, steel ball, and carbon paper. We used a pencil to mark the location where the steel ball was released.  

The carbon paper was taped onto the board because the impact of the steel ball will mark the paper indicating the distance.
In order to determine the distance of impact, we had to record a few measurements. The measurement recorded were, height of the ball, angle of the board, and height of the table. 

This is the equation that was derived to determine the distance of impact.
Using the equation we determined, the distance calculated was 0.774m. The photo on the bottom is the calculation with the values plugged in. 

Summary:
We setup our apparatus as shown in the lab handout, then we measure the needed measurements to obtain our unknowns. With the values measured, first we were able to calculate the time and velocity. Then with those values, we plugged in the equation for distance. Our model matched our experiment, so therefore our model was accurate. 

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