A CD has a diameter of 12.0 cm. If the CD is rotating at a constant angular speed of 20 radians per second, then the linear speed of a point on the circumference is
A) 2.0 m/s.
B) 1.9 m/s.
C) 1.5 m/s.
D) 1.2 m/s.
E) 1.0 m/s.

Question

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The Answer of A CD has a diameter of 12.0 cm. If the CD is rotating at a constant angular speed of 20 radians per second, then the linear speed of a point on the circumference is
A) 2.0 m/s.
B) 1.9 m/s.
C) 1.5 m/s.
D) 1.2 m/s.
E) 1.0 m/s.

A CD Has a Diameter of 12