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An athlete in the olympic games covers a distance of 100 m in 10 s. His kinetic energy can be estimated to be in the range


( A ) 200 J - 500 J
( B ) 2,000 J - 5,000 J
( C ) 20,000 J - 50,000 J
( D ) $2\times10^5j-3\times10^5j$

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