1.

A horizontal force of 129.4 N is applied on a 10 kg block which rests on a horizontal surface. If the coefficient of friction is 0.3, the acceleration should be            

A.                         \[9.8\,m/{{s}^{2}}\]            
B.                         \[10\,m/{{s}^{2}}\]            
C.                         \[12.6\,m/{{s}^{2}}\]                      
D.                         \[19.6\,m/{{s}^{2}}\]
Answer» C.                         \[12.6\,m/{{s}^{2}}\]                      


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