Posted by Lynn on .
A cannon ball whose barrel is angled at 40˚ from the horizontal fires a shell with a muzzle velocity of 350 m/s. What is the horizontal and vertical component of the muzzle velocity and what is the range of the shell?

Physics 
Elena,
v₀⒳=v₀•cosα
v₀⒴=v₀•sinα
L=vₒ²•sin2α/g,