physics Article

Madeline Totten

Dr . Su

Phy 128 Lab

18 September 2013

Lab two: Introduction to DataStudio

Purpose: The objective of this laboratory is to practice designing a great experiment employing the factors, using DataStudio to collect the information from the research, and then choosing our data and delivering it and our brings about a report.

Method: For this try things out, the target was to make use of a simple pendulum (shown towards the left) to measure the length of the action. For task 1, we all just started to be familiar with DataStudio and learned how to use this to period each " swing” from the ball at the end of the pendulum.

Then simply, in job 2, using the materials presented we made a decision that the factors that would possess effect on the time are the length of the string, the angle the ball was launched, and the scale the ball, which was both the wood ball or the steel ball. Since we were measuring the size of the string vs . the mean time of each swing of the pendulum, we held our angle consistent by around 30 degrees, and did two separate experiments: one with wooden ball and one with the stainlesss steel ball. To prove that the angle the ball can be released really matters, my partner and I tested precisely the same length for two different angles and discovered that the mean coming back each was significantly distinct.

Intended for task a few, I employed dimensional examination to determine the power in the unit equation and also to get the dimensionless proportionality continuous k in the data we collected in DataStudio. By utilizing dimensional evaluation, I was capable to arrive at the mathematics model in order to dissect the equations coming from my charts. Below is the work for my own dimensional research:

M0S1 = (kmx)/(s2x)*my

M0S1 = (kmx+y)*(s-2x)

0 sama dengan x+y

one particular = -2x

x = -1/2

con = 0-x � con = 0+1/2

y = ½

Big t = (K√L)/√g

By using the equation T = (K√L)/√g, I am able to solve to get K by making use of my equations from my own graphs.

Intended for task 4, I established a practical range for the variable i was measuring, which was the length of the string. My range...



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