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Two points locate along the radius of wheel have velocities of 8 m/s and 14 m/s respectively.The distance between the points is 300 mm. What is radial distance of outer from the centre.
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Solution :

Considering the distance from centre to point A and B is rA and rB respectively.

Given :

VA=8 m/s

VB=14 m/s

rBrA=300 mm.....(i)

We know that the relationship between angular velocity and linear velocity

At point A

VA=ω×rA=8.....(ii)

At point B

$V_B=\omega × r_B=14 …

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