A wheel of 0.5 m radius rolls without slipping on a horizontal surface. The axle of the whell advances at a constant velocity, moving a distance of 20m in 5 s. the angular speed of the wheel about its point of contact on the surface is

A. 2 rad

B. 4 rad

C. 8 rad

D. 16 rad

E. 32 rad

A. 2 rad

B. 4 rad

C. 8 rad

D. 16 rad

E. 32 rad

## This question was asked on May 12, 2010.

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