Question

What is the co-efficient of friction if a force of 300N is required to move a body of mass 5000N 

μ = 0.05

μ = 0.023

μ = 0.06

μ= 0.045

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Answer 1

frictional force × Mg=required force

Answer 2

Here, P= Force, W= weight

Co-efficient of friction = P/W

= 300/5000

= 0.06