Solve the Problem $\frac { 1 } { 3 }$ Radian Has Been Covered, What Is the Linear Speed of with a Radius

question 244

Multiple Choice

Solve the problem.
-An object is spinning around a circle with a radius of 19 centimeters. If in 9 seconds a central angle of $\frac { 1 } { 3 }$ radian has been covered, what is the linear speed of the object?

• A) \(\frac { 38 } { 27 } \mathrm {~cm}\) per sec
• B) \(\frac { 19 } { 27 } \mathrm {~cm}\) per sec
• C) \(19 \mathrm {~cm}\) per sec
• D) \(57 \mathrm {~cm}\) per sec

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