Question

A cyclist completes a half round of a circular track of radius 420 meters in 3 minutes its speed will be ?

Answer 1

Given,

Distance (d) = 420m

Time (t) = 3min = 3×60 = 180 sec

we know that,

Speed= distance / time

= 420/180

= 7/3 m/s

therefore the speed by the cyclist = 7/3 m/s