A \"moving sidewalk\" in an airport terminal building moves at1.0 m/s and is 50.

Question

A "moving sidewalk" in an airport terminal building moves at1.0 m/s and is 50.0 m long. A woman steps on at one end and walksat 1.6 m/s relative to the movingsidewalk. (a) How much time does she require to reach theopposite end if she walks in the same direction the sidewalk ismoving?
s

(b) How much time does she require to reach the opposite end if shewalks in the opposite direction?
s (a) How much time does she require to reach theopposite end if she walks in the same direction the sidewalk ismoving?
s

(b) How much time does she require to reach the opposite end if shewalks in the opposite direction?
s

Explanation / Answer

a) her speed is: v = 1.0m/s = 1.6m/s = 2.6m/s the time she takes t = d/v = 50.0m/2.6m/s = 19.23 s b) now her speed is v= 1.6m/s - 1.0m/s = 0.6m/s the time is t = d/v = 50.0m/0.6m/s = 83.33 s

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