
Uncertainty error of resistors in parallel • Physics Forums
Jul 27, 2014 · Homework Statement Find the Uncertainty of the Total Resistance of two (2) parallel-connected resistors: R1 = 2.2 kΩ ± 5\\% \\ ;\\ R2 = 1.8 kΩ ± 20\\%. Homework ...
Error bar calculation (statistics) - Physics Forums
Aug 15, 2018 · Homework Statement For a project, I am trying to estimate the absorption curve of a certain plant species. Due to the variability within the species, I have taken the average of …
How Do You Calculate the Average Error in Measurements?
Oct 12, 2009 · Hi, I was just wondering how you calculate the average error, is there a certain formula? Ex: Three landing distances were measured and they were 6.93 cm +/- 0.05cm 6.56 …
How Do You Calculate Error Uncertainty for ln (x)?
Nov 28, 2013 · The calculation of error uncertainty for the natural logarithm function, specifically ln (10), involves understanding the relationship between small changes in x and their effect on ln …
Steady State Error Calculation to Input Step and Ramp Input
Mar 8, 2013 · The steady-state error for a step input will thus be a constant and for a ramp input it will be unbounded. This is what you would expect for a type 0 system (no free integrators), if …
Sig figs/certainty in percent error calculation - Physics Forums
Dec 9, 2019 · I know the rule technically says to count "placeholding" zeros as non-significant, but here it seems to me they are reporting data about the measurements used in the initial …
Error Calculation: 1/a with Error • Physics Forums
Mar 27, 2012 · Homework Statement a = 0.00083 ± 0.00002m what is 1/a with errorHomework Equations rules for combining errors z = xy or z=x/y σ (z) = [σ (x)]2 [σ (y)]2The...
Error Calculation for a Diffraction Grating's Performance
Dec 9, 2018 · This discussion focuses on calculating the uncertainty of the mean value of the number of lines per meter (N) for a diffraction grating, based on four average angle …
Easy Ways to Calculate Error in Addition & Multiplication
Sep 21, 2005 · as good as i am in physics, i just didnt try to understand error calculation can someone give me 2 easy ways to calculate error in addition for example...
Calculate Percent Error: Measuring 75cm with Meter Stick
Dec 9, 2011 · The discussion focuses on calculating the percent error when measuring a distance of approximately 75 cm using a meter stick. Participants clarify that the uncertainty in …