1.

A body of 10 kg is acted by a force of 129.4 N if \[g=9.8\,m/{{\sec }^{2}}\]. The acceleration of the block is  \[10\,m/{{s}^{2}}\]. What is the coefficient of kinetic friction          [EAMCET 1994]

A.                         0.03                
B.                         0.01            
C.                         0.30                
D.                         0.25
Answer» D.                         0.25


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