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A 14 projectile is launched at 380 at a 55angle to the horizontal. At the peak of its trajectory it collides with a second projectile moving horizontally, in the opposite direction, at 140 . The two stick together and land 9.0 horizontally downrange from the first projectile's launch point.

A) Find the mass of the second projectile.

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Category:- Physics
Reference No.:- M91082121

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