Unit of Coefficient of friction –
(a) N/m (b) N (c) Pascal (d) None of these.
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Answer:
N
Explanation:
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Answer:
(b) N
As we know the units of force are newton and normal is also a force, hence its unit is also newton. The two forces units will cancel each other. Therefore, the coefficient of friction has no unit. It is a unit less and dimensionless quantity.
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