17. A projectile flying horizontally at a height h = 40 m at a speed υ = 100 m / s, is broken into two equal parts. One part of the projectile at t = 1 to fall to the ground just below the site of the explosion. Determine the speed of the other part of the shell immediately after the explosion.

Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)