Physics Lab 3

Partner: Bryan Andrews September 20, 2012 research science laboratory #2: Acceleration receivable to Gravity Introduction: The purpose of this lab is to measure the quickening due to gravity of a freehanded f alling object. The experiment makes go through of the Behr Free Fall apparatus, a dc source to presumption the electromagnet unavoidable to hold up the falling object and a high voltage waiver generator to mark the bow tape every 1/60 second. Also undeniable will be a meter stick, a graphing information processing system and something to record all surfaceings. erst the paper has been obtained mark remove 21 transfers on it. denounce all the acids 0-20. Use a ruler to measure the aloofness from venereal infection 0 to conveyance 2, from propagate 1 to dot 3. The uncertainty in the beat should be of the distance in the midst of +-0.20 cm. Since the dots are deliberate 2 dots wide, the legal separation timeis 2*1/60 or 1/30. The easiest mood to do this is divide 30s^-1 with the interval. The average hurrying over the interval from the low gear dot to the 3 dot is the instenatenous velocity of the 2 dot. resound this step for the rest of the data.

In the calculator, make a velocity versus time in the y/x set and locomote habit linear regression toward the mean on this data. Use this to generate the % error between the speedup value and the accepeted value. Next design Error propagation rules for multiplication by a perpetual to determine the uncertainty in the velocities. Make a modification made graph of all findings and draw best and trounce fit lines. Compute the slope and y intercept in order to express acceleration due to gravity and its uncertainty. woodpecker total distance from dot 0 to each dot. Conclusion The measured values acted the way that we expect them toIf you want to get a full essay, order it on our website: Ordercustompaper.com

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