A marathon runner completes a 42.188 km course in 2 h , 30 min, and 12 s . There is an
Chapter 1, Problem 24(choose chapter or problem)
A marathon runner completes a 42.188 km course in 2 h , 30 min, and 12 s . There is an uncertainty of 25 m in the distance traveled and an uncertainty of 1 s in the elapsed time. (a) Calculate the percent uncertainty in the distance. (b) Calculate the uncertainty in the elapsed time. (c) What is the average speed in meters per second? (d) What is the muncertainty in the average speed?
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