Question

# A body starts from rest on a long inclined plane of slope $$45^o$$. The coefficient of friction between the body and the plane varies as $$\mu = 0.3 x$$, where x is distance travelled down the plane. The body will have maximum speed(for g = $$10m/s^2$$)when x =

A
9.8m
B
27m
C
12m
D
3.33m

Solution

## The correct option is D 3.33mHence, option $$(D)$$ is correct answer.Physics

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