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A block on table shown in figure is just on the wedge of slipping. Find the coefficient of static friction between the block and table top |
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Answer» Solution :`(T SIN 30^(@))/(T COS 30^(@))=(mu MG)/(80)` , `Tan 30^(@)=(mu 40)/(80), (1)/(SQRT(3))=(mu)/(2)` `rArr mu = (2)/(sqrt(3))=1.15` 
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