A shell flying with velocity \( v=500 \mathrm{~m} / \mathrm{s} \) b...

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A shell flying with velocity \( v=500 \mathrm{~m} / \mathrm{s} \) bursts into three
\( \mathrm{P} \) identical fragments so that kinetic energy of the system
W. increases 1.5 times. What maximum velocity can one of the fragments obtain ?
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