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A block is placed on an inclined plane m...

A block is placed on an inclined plane moving towards right horizontally with an acceleration `a_(0) = g`. The length of the plane AC = 1m. Friction is absent everywhere. The time taken by the block to reach from C to A is `:` `( g = 10 m//s^(2))`

A

1.2 s

B

0.74 s

C

2.56 s

D

0.42 s

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The correct Answer is:
B
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