# A block of mass 10kg is kept on a rough inclined plane as shown in the figure.  A force of 3 N is applied on the block.  The coefficient of static friction between the plane and the block is 0.6.  What should be the minimum value of force P, such that the block does not move downward?   (take g=10ms−2) a. 32N b. 25N c. 23N d. 18N

## Question ID - 50052 :- A block of mass 10kg is kept on a rough inclined plane as shown in the figure.  A force of 3 N is applied on the block.  The coefficient of static friction between the plane and the block is 0.6.  What should be the minimum value of force P, such that the block does not move downward?   (take g=10ms−2) a. 32N b. 25N c. 23N d. 18N

3537

Answer Key : (a) -

mg sin450=  = 50

mgcos =0.6 mg  = 0.6 50

P=31.28=32N

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