A stationary body explodes into four identical fragments such that three of them fly off mutuall...

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A stationary body explodes into four identical fragments such that three of them fly off mutually perpendicular to each other, each with same KE, \( E_{0} \). The energy of explosion will be
(1) \( 6 E_{0} \)
(2) \( \frac{4 E_{0}}{3} \)
(3) \( 4 E_{0} \)
(4) \( 8 E_{0} \)
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