Recent content by NNAMDIEZEOKE

  1. N

    Projectile motion, with no Initial Velocity

    1.05=v^2sin40*(10/v^2cos40)-0.5*9.8*(10/v^2cos40)^2 1.05=10tan40-(490/v^2(cos40)^2) v^2((cos40)^2*10tan40)-490=v^2((cos40)^2) v^2((cos40)^2*10tan40)-v^2((cos40)^2)=490 v^2(4.337215)=490 v=(490/4.337215)^0.5 v=10.66m/s HOPE YOU UNDERSTAND NOW!