# WIDENER PHYS 163 - Incline Plane (4 pages)

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## Incline Plane

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## Incline Plane

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Pages:
4
School:
Widener University
Course:
Phys 163 - Physics w/ Lab
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PHYS 163 Lab Section A Prof Augensen Your Name Date Performed Exp 5 Incline Plane Names of Lab Partners DATA Insert MS Excel Data Sheet s here Note Delete the items which appear in blue throughout this document before submitting your report They are merely intended to guide you through the report 2 PROCEDURE As stated in the lab manual ANALYSIS OF DATA Cart on Wheels presumably frictionless 1 Determine both sides of Eq 5 2 mh and mc sinq a for down motion b for up motion 2 Determine uncertainty with hi lo of both sides of Eq 5 2 dmh and d mc sinq a for down motion b for up motion 3 Compute difference between both sides of Eq 5 2 a for down motion b for up motion Cart with Friction Cloth Surface 4 Use Eq 5 7 to compute coefficient of friction m a for down motion b for up motion 5 Use hi lo method to determine uncertainty of m a for down motion b for up motion 6 Compute difference between mdown and mup for cloth Cart with Friction Wood Surface 7 Use Eq 5 7 to compute coefficient of friction m a for down motion b for up motion 8 Use hi lo method to determine uncertainty of m a for down motion b for up motion 9 Compute difference between mdown and mup for wood Sample Calculations Show sample calculation for each step of the Cart on Wheels and the Cart with Friction For the latter you need show calculations only for the cloth or wood 3 CONCLUSION Error Analysis Discussion 1 Do the calculation results from Analysis steps 1 4 support or refute a conclusion that the cart motion is frictionless Discuss the possible reasons for deviation from frictionless 2 Comment on values of friction coefficients m observed for a cloth b wood 3 Do results agree within uncertainty brackets Discuss 4

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