Questions
A block on table (weight 40 N) shown in figure is just on the wedge of slipping. Find the coefficient of static friction between the block and table (weight of the hanging mass is 60 N )
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Correct option is C
from the diagram at limiting equilibrium Tsin 300= μ 40---1 and Tcos 300 = 60 ----2dividing 1 by 2 tan 300 =23μSimilar Questions
A uniform sphere of weight W and radius 3 m is being held by a string of length 2m.attached to a frictionless wall as shown in the t figure. The tension in the string will be:
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