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The initial kinetic energy imparted to a 0.55 kg bullet is 1942 J. The acceleration of...

The initial kinetic energy imparted to a 0.55 kg bullet is 1942 J. The acceleration of gravity is 9.81 m/s2 . Neglecting air resistance, find the range of this projectile when it is fired at an angle such that the range equals the maximum height attained. Answer in units of km.

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