Question

A marathon runner completes a 42.972km course in 2h 43 min 7 seconds. There is an uncertainty of 28 min in the distance time traveled and an uncertainty of 2s in the elapsed time. you can approximate the product error on the quotient by the sum of the product error on each quantity.

What is the average speed m/s?

percent uncertainty in elapsed time?

what is the uncertainty in average speed in m/s?

Answer 1