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4. A box is placed on an icy sloped surface that makes an angle of 24.0* below the horizontal. Due to icy conditions, the box

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4. A box is placed on an icy sloped surface that makes an angle of 24.0* below the horizontal. Due to icy conditions, the box slides from rest down the surface with a constant acceleration of 4.00 m/'s* for a distance of 50.0 m to the edge of the surface and falls as a projectile 30.0 m to the ground below. Find the box's velocity just before it hits the ground. 5 Marks

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