A block of 10kg is pulled at a constant speed on a rough horizontal plane by a force of 20N. Calculate the coefficient of friction ?

A block of 10kg is pulled at a constant speed on a rough horizontal pl

1.	A block of 10kg is pulled at a constant speed on a rough horizontal plane by a force of 20N. Calculate the coefficient of friction ?
Answer» SOLUTION :`mu=F//N=20//100xx9.8=0.2`