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A block kept on an inclined surface, jus...

A block kept on an inclined surface, just begins to slide if the inclination is `30^(@)`. The block is replaced by another block B and it is just begins to slide if the inclination is `40^(@)`, then :

A

Mass of A `gt` mass of B

B

Mass of A `lt` mass of B

C

Mass of A = mass of B

D

All the three are possible.

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The correct Answer is:
D
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