How many sig figs do i use when making conversions
Aug 31, 2008 · Homework Statement I have to do a bunch of problems such as converting meter to km and cups to mililiters etc. How do i calculate sig figures for these problems for example i …
Sig figs/certainty in percent error calculation - Physics Forums
Dec 9, 2019 · Hello, all. Quick question about how to apply sig figs in percent error problems. Eg. If the actual/target value is 1.95 g and we measure 1.87 g, then...
Logarithmic significant figures - Physics Forums
Dec 29, 2014 · Significant figures are crucial in scientific calculations, especially when dealing with logarithmic equations, yet comprehensive rules for handling significant figures in non-ideal …
How do we account for multiple sources of uncertainty in a …
Oct 15, 2020 · A thermometer which can be read to a precision of +/- 0.5 degrees celsius is used to measure a temperature increase from 30.0 degrees celsius to 50.0 degrees celsius. What is …
SigFigs in Volume and Uncertainty? - Physics Forums
Apr 24, 2016 · The discussion revolves around calculating the change in volume of gas in a car engine piston and its associated uncertainty. The volume was determined to be 143.6 cm³, …
Sig Figs: Converting Celsius to Kelvin & Graphing Moles vs Time
Oct 25, 2010 · To convert Celsius to Kelvin, the calculation 273.15 + 22.5 results in 295.7, adhering to significant figures rules where the least precise measurement dictates the result. …
What are Significant Figures? A 5 Minute Introduction
Jun 4, 2019 · Significant figures (commonly called "sig figs") are the number of figures (digits) included when rounding-off a number. The rules about how to round-off are not entirely agreed …
Elevator Tension With Upward Acceleration • Physics Forums
Oct 15, 2012 · The discussion revolves around calculating the tension in a steel cable supporting a 10,000N elevator when it accelerates upward at 3.0 m/s². The relevant equations include …
Significant figures for special functions (square roots)
Dec 13, 2020 · The discussion centers on the appropriate number of significant figures (s.f.) to retain when calculating square roots, specifically using the example of ##\sqrt {3.0}##, which …
Why are zeros after a decimal point significant? - Physics Forums
Aug 27, 2013 · Zeros after a decimal point are significant because they indicate the precision of a measurement, such as distinguishing between 8.00 and 8.0, which reflects different levels of …