question_answer

A body of mass 10 kg is sliding down a rough inclined plane which makes an angle of \[30{}^\circ \]with the horizontal. Given that the co-efficient of friction is 0.25. What is the acceleration of the body?            

A)             \[2.78\,m{{s}^{-2}}\]

B)              \[3.65\,m{{s}^{-2}}\]             

C)                         \[5.56\,m{{s}^{-2}}\] 

D)                                     \[1.39\,m{{s}^{-2}}\]