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A person holds a block weighing 2kg betw...

A person holds a block weighing 2kg between his hands & keeps it from falling down by pres-sing it with his hands. If the force exerted by each hand horizontally is 50N, the coefficient of friction between the hand & the block is (g=`10ms^(-2)`)

A

0.2

B

0.4

C

0.1

D

0.5

Text Solution

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The correct Answer is:
A
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