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TitleLab 8 (2)
Tags Physical Sciences Stress (Mechanics) Young's Modulus Oscillation
File Size143.4 KB
Total Pages7
Document Text Contents
Page 4

Name: Jivan Raghoo

6 The width of the blade, b, and the thickness of the blade, t, were both measured

using a micrometer screw gauge and recorded.

Variables:

Manipulated: length of blade

Responding: period of oscillation

Constant: mass attached to end of blade

Results:

Table 1 showing values of time, period, distance between center of masses and the edges

of the blocks, lg T and lg d.

d/m Time for 20

oscillations1/s

Time for 20

oscillations2/s

Average

time/s

T/s lg T lg d

0.24 11.84 11.44 11.64 0.58 -0.24 -0.62
0.22 10.28 10.37 10.33 0.52 -0.28 -0.66
0.20 8.91 8.90 8.91 0.45 -0.35 -0.70
0.18 7.58 7.72 7.65 0.38 -0.42 -0.74
0.16 6.78 6.59 6.69 0.33 -0.48 -0.80
0.14 5.81 5.37 5.59 0.28 -0.55 -0.85

Table 2 showing values obtained for the width and thickness of the blade.

Width of blade (b) /m 0.0126
Thickness of blade (t) /m 0.00065

Treatment of results:

Gradient =
y 2− y1
x2−x 1

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