In the above problem, the linear acceleration will be

Options

A. `0.6 m//s^(2)`
B. `0.5 m//s^(2)`
C. `0.4 m//s^(2)`
D. `0.2 m//s^(2)`

Answer

A

Explanation

`a_(r)=r alpha=0.15xx4=0.6m//s^(2)`