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Mass of upper block and lower block kept...

Mass of upper block and lower block kept over the table is 2 kg and 1 kg respectively and coefficient of friction between the blocks is 0.1. Table surface is smooth. The maximum mass M for which all the three blocks move with same acceleration is (g = 10 m/s2) -

A

1Kg

B

`2//3Kg`

C

`1/3Kg`

D

`3//4Kg`

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The correct Answer is:
D
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