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A hall has the dimensions 10m xx 10m xx ...

A hall has the dimensions 10m `xx` 10m `xx` 10 m. A fly starting at one corner ends up at a diagonally opposite corner. The magnitude of its displacement is nearly

A

`5sqrt2m `

B

` 10sqrt3m`

C

`20sqrt3m`

D

`30sqrt3m`

Text Solution

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The correct Answer is:
B
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