A car experience a displacement of 40km in 20 min. What is the average velocity in m/s?

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Answer 1 · 2018-04-30T20:46:27

Given,

#Deltax = 40"km" * (10^3"m")/"km" approx 4.0*10^4"m"#

#t = 20"min" * (60"s")/"min" approx 1.2*10^3"s"#

Recall,

#nu = (Deltax)/t#

Hence,

#nu = (Deltax)/t approx (33"m")/"s"#

is the velocity of the car.